* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

@font-face {
  font-family: "Boiling";
  src: url("./assets/fonts/BoilingBlackDemo-jEReR.ttf");
}

@font-face {
  font-family: "Bad-mofo";
  src: url("./assets/fonts/BadMofo.ttf");
}

html {
  font-size: 18px;
  scroll-behavior: smooth;
}

body {
  /* scroll-snap-type: y mandatory; */
  overflow-x: hidden;
  overflow-y: scroll;
  width: 100vw;
  font-family: "poppins";
}

/* preloader */
.loader-bg {
  position: fixed;
  z-index: 99999;
  background: rgb(19, 18, 18);
  height: 100%;
  width: 100%;
  opacity: 1;
  overflow: hidden;
}

.loader img {
  height: 20vh;
  animation: loader 0.7s linear infinite alternate;
  margin: auto;
}

@keyframes loader {
  from {
    transform: translateY(0%);
  }

  to {
    transform: translateY(-25%);
  }
}

/* bg-video */

.well {
  min-height: 100vh;

  /* overflow: scroll; */
  /* overflow-x: hidden; */
  /* scroll-snap-type: y mandatory; */
}

.panel {
  position: relative;
  height: 100vh;
  overflow: hidden;
  /* scroll-snap-align: start; */
  box-sizing: border-box;
  scroll-behavior: smooth;
  cursor: default;
}

.banner {
  width: 100%;
  height: 100vh;
  display: flex;
  justify-content: center;
  align-items: center;
}

video {
  min-width: 100%;
  min-height: 100vh;
  z-index: -1;
  object-fit: cover;
}

.overlay {
  width: 100%;
  height: 100vh;
  position: absolute;
  top: 0;
  left: 0;
  background: rgba(0, 0, 50, 0.6);
  background-size: 3px 3px;
  /* z-index: 2; */
}

/* header */
.heading {
  z-index: 1;
  /* 
  background: white; */
  position: absolute;
  top: 20vh;
  /* left: 10vw; */
  display: flex;
  justify-content: center;
  align-items: center;
  min-width: 100%;
  max-width: 80vw;
  min-height: 30vh;
}

.new {
  font-style: normal !important;
  font-size: 5rem;
  padding-top: 20px;
  font-weight: 600;
}

.heading img {
  width: 600px;
  height: 230px;
}

/* header-effect */
.heading h1:nth-child(1) {
  color: transparent;

  -webkit-text-stroke: 2px #03a9f4;
}

.heading h1:nth-child(2) {
  color: #03a9f4;
  animation: animate 4s ease-in-out infinite;
}

.heading p:nth-child(odd) {
  color: white;
  position: absolute;
  top: 25vh;
  font-size: 3.5rem;
  font-style: italic;
}

.heading p:nth-child(even) {
  color: white;
  position: absolute;
  top: 37vh;
  font-size: 2rem;
}

@keyframes animate {

  0%,
  100% {
    clip-path: polygon(0% 45%,
        16% 44%,
        33% 50%,
        54% 60%,
        70% 61%,
        84% 59%,
        100% 52%,
        100% 100%,
        0% 100%);
  }

  50% {
    clip-path: polygon(0% 60%,
        15% 65%,
        34% 66%,
        51% 62%,
        67% 50%,
        84% 45%,
        100% 46%,
        100% 100%,
        0% 100%);
  }
}

.logout-button {
  visibility: hidden;
}

.custom-container {
  width: 100%;
  /* Adjust width as needed */
  margin: 0 auto;
  /* Center the container horizontally */
  margin-right: 10px;
  /* Add padding for better readability */
}

.custom-paragraph {
  font-size: larger !important;
  /* Font size */
  text-align: center;
  justify-items: center;
  justify-content: center;
  align-items: center;
  color: rgb(197, 191, 191) !important;
  /* Center align the paragraph */
}

/*register button*/
.register-button,
.logout-button {
  position: absolute;
  top: 61vh;
  right: 40vw;
  padding: 1rem 2rem;
  font-size: xx-large !important;
  font-family: "poppins";
  cursor: pointer;
  color: rgb(255, 255, 255);
  font-weight: 700;
  background-color: rgba(10, 10, 10, 0.9);
  box-shadow: rgba(46, 47, 48, 0.6) 0px 5px 0px 0px;
  border-radius: 20px;
  border-color: #fff;
  overflow: hidden;
  z-index: 0;
}

.register-button:hover,
.logout-button:hover {
  transform: scale(1.05);
}

/* .banner button a {
  color: rgb(224, 214, 178);
  text-decoration: none;
} */

.register-button:focus,
.logout-button:focus {
  outline-color: transparent;
  box-shadow: hsl(210, 80%, 42%, 0.9) 2px 2px 22px;
}

.right::after,
.register-button::after {
  content: "Visualize DatViz";
  display: block;
  position: absolute;
  white-space: nowrap;
  padding: 4rem 4rem;
  pointer-events: none;
}

/* .logout-button::after {
  content: "Log Out";
  display: block;
  position: absolute;
  white-space: nowrap;
  padding: 4rem 4rem;
  pointer-events: none;
  font-weight: 700;
  top: -3rem;
  left: -2rem;
} */

.logout-button::after {
  content: "Log Out";
  display: block;
  position: absolute;
  white-space: nowrap;
  padding: 4rem 4rem;
  pointer-events: none;
  font-weight: 700;
  top: -3rem;
  left: -2rem;
}

.register-button::after {
  font-weight: 700;
  top: -3rem;
  left: -2rem;
}

.right,
.left {
  position: absolute;
  width: 100%;
  height: 100%;
  top: 0;
}

.right {
  left: 66%;
}

.left {
  right: 66%;
}

.right::after {
  top: -3rem;
  left: calc(-66% - 2rem);
  background-color: rgb(160, 175, 183);
  color: transparent;
  transition: transform 0.4s ease-out;
  transform: translate(0, -90%) rotate(0deg);
}

.register-button:hover .right::after,
.logout-button:hover .right::after {
  transform: translate(0, -47%) rotate(0deg);
}

.register-button .right:hover::after,
.logout-button .right:hover::after {
  transform: translate(0, -50%) rotate(-7deg);
}

.register-button .left:hover~.right::after,
.logout-button .left:hover~.right::after {
  transform: translate(0, -50%) rotate(7deg);
}

/*bubbles animation on button*/
.register-button::before,
.logout-button::before {
  content: "";
  pointer-events: none;
  opacity: 0.6;
  background: radial-gradient(circle at 20% 35%,
      transparent 0,
      transparent 0.2rem,
      white 0.3rem,
      white 0.4rem,
      transparent 0.4rem),
    radial-gradient(circle at 75% 44%,
      transparent 0,
      transparent 0.2rem,
      white 0.3rem,
      white 0.4rem,
      transparent 0.4rem),
    radial-gradient(circle at 46% 52%,
      transparent 0,
      transparent 0.4rem,
      white 0.5rem,
      white 0.6rem,
      transparent 0.6rem);

  width: 100%;
  height: 300%;
  top: 0;
  left: 0;
  position: absolute;
  animation: bubbles 5s linear infinite both;
}

@keyframes bubbles {
  from {
    transform: translate();
  }

  to {
    transform: translate(0, -66.666%);
  }
}

/* countdown timer */
#countdown {
  position: absolute;
  top: 50vh;
  left: 0vw;
  font-weight: 600;
}

#countdown li {
  display: inline-block;
  color: rgb(26, 173, 231);
  font-size: 1.5rem;
  list-style-type: none;
  padding: 1em;
  text-transform: uppercase;
  background-color: rgba(43, 43, 43, 0.8);
  border-radius: 8px;
  box-shadow: 0px 8px 0px 0px #16151d;
  overflow: hidden;
  text-align: center;
  margin: 0.2em;
}

#countdown li div {
  display: block;
  font-size: 3.5rem;
  z-index: 3000;
}

/* sidebar */

.nav-checkbox {
  position: fixed;
  top: -5px;
  left: 0;
  z-index: 100;
}

.sidebar {
  position: fixed;
  width: 240px;
  left: -240px;
  top: 0;
  height: 100%;
  background: rgba(20, 20, 20, 0.6);
  backdrop-filter: blur(10px);
  box-shadow: 0px 2px 10px 0px black;
  transition: all 0.5s ease;
}

.sidebar header {
  font-size: 28px;
  color: white;
  line-height: 70px;
  text-align: center;
  background: #1b1b1b;
  user-select: none;
}

.sidebar a {
  display: block;
  text-decoration: none;
  height: 65px;
  width: 100%;
  color: white;
  line-height: 65px;
  padding-left: 30px;
  box-sizing: border-box;
  border-bottom: 1px solid black;
  border-top: 1px solid rgba(255, 255, 255, 0.1);
  border-left: 5px solid transparent;
  font-family: "Open Sans", sans-serif;
  transition: all 0.5s ease;
}

.sidebar a:before {
  content: "";
  height: 65px;
  width: 100px;
  background-color: rgb(26, 173, 231);
  opacity: 0;
}

.sidebar a.active,
.sidebar a:hover {
  border-left: 5px solid rgb(26, 173, 231);
  color: rgb(26, 173, 231);
}

.sidebar a i {
  font-size: 23px;
  margin-right: 16px;
}

.sidebar a span {
  font-size: 0.9rem;
  letter-spacing: 1px;
  text-transform: uppercase;
}

#check {
  display: none;
}

label #btn,
label #cancel {
  position: absolute;
  cursor: pointer;
  color: rgb(255, 255, 255);
  border-radius: 5px;
  border: 1px solid #262626;
  margin: 15px 30px;
  font-size: 29px;
  background: #000000;
  height: 45px;
  width: 45px;
  text-align: center;
  line-height: 45px;
  transition: all 0.5s ease;
}

label #cancel {
  opacity: 0;
  visibility: hidden;
}

#check:checked~.sidebar {
  left: 0;
}

#check:checked~label #btn {
  margin-left: 245px;
  opacity: 0;
  visibility: hidden;
}

#check:checked~label #cancel {
  margin-left: 245px;
  opacity: 1;
  visibility: visible;
}

@media (max-width: 860px) {

  /* .sidebar {
    
    display: flex;
    flex-direction: row;
    height: auto;
    width: 100vw;
    top: auto;
    left: 0;
    bottom: 0;
  }
  .sidebar a.active,
  .sidebar a:hover {
    border-left: none;
    border-bottom: 5px solid rgb(26, 173, 231);
    color: rgb(26, 173, 231);
  }
  .sidebar a {
    border-right: 1px solid black;
    border-top: 1px solid rgba(255, 255, 255, 0.1);
    border-left: 5px solid transparent;
  } */


  header,
  #btn,
  #cancel {
    display: none;
  }

  span {
    position: absolute;
    margin-left: 23px;
    opacity: 0;
    visibility: hidden;
  }

  .sidebar a {
    height: 60px;
  }

  .sidebar a i {
    margin-left: -10px;
  }

  .icon-cards span {
    opacity: 1;
    visibility: visible;
  }

  #back-to-top-btn {
    margin-bottom: 15%;
    font-size: 1.6rem;
  }
}

#particles-js {
  position: fixed;
  top: 0;
  bottom: 0;
  left: 0;
  right: 0;
  z-index: -10;
  height: 100%;
  background-image: url("assets/space.gif");
  background-size: cover;
  background-repeat: no-repeat;
  background-attachment: fixed;
}

/* navbar */

nav {
  position: fixed;
  top: 0vh;
  height: 10vh;
  width: 100vw;
  padding: 0.8rem;
  padding-top: 1rem;
  font-size: 1.6rem;
  display: flex;
  justify-content: space-around;
  overflow-x: hidden;
  z-index: 30;
  transition: 0.5s;
  opacity: 0;
  background: rgba(0, 0, 0, 0.7);
  /* background: rgba(159, 71, 71, 0.7); */
  backdrop-filter: blur(8px);
  box-shadow: 0px 2px 10px 0px black;
}

nav a {
  text-decoration: none;
  color: white;
  transition: 0.5s ease;
}

nav a:hover {
  color: rgba(26, 173, 231);
  transform: scale(1.1);
}

.profile {
  opacity: 0;
  visibility: hidden;
}

.show {
  opacity: 1;
  visibility: visible;
}

/* 
.displayNav {
  opacity: 1;
  background-color: black;
} */

/* astronaut */
#astronaut {
  position: absolute;
  right: 15vw;
  width: 10rem;
  height: auto;
  top: 5vh;
  margin: auto;
  z-index: 3;
  animation: astronaut 2s ease-in-out infinite alternate;
}

@keyframes astronaut {
  from {
    transform: translateY(0%);
  }

  to {
    transform: translateY(15%);
  }
}

/* planet */
#planet {
  position: absolute;
  left: 14vw;
  height: 10rem;
  bottom: -2vh;
  margin: auto;
  z-index: 3;
  animation: planet 12s ease-in infinite alternate;
}

@keyframes planet {
  from {
    transform: rotateZ(0deg);
  }

  to {
    transform: rotateZ(360deg);
  }
}

/* about */
.about {
  height: 100vh;
  width: 100vw;
  background-image: url("./assets/abt.gif");
  background-position: center;
  background-repeat: no-repeat;
  background-size: cover;
}

.about-box {
  min-height: 84vh;
  width: 60vw;
  z-index: 2;
  /* background-image: linear-gradient(
      to bottom,
      rgba(0, 0, 0, 0.6),
      rgba(0, 0, 0, 0.61)
    ), */
  /* background-image: url("./assets/bg_astronaut.webp"); */
  background-position: center;
  background-size: cover;
  background-repeat: no-repeat;
  opacity: 0.9;
  /* box-shadow: 0 0px 20px 0px rgba(255, 255, 255, 0.37); */
  background-color: rgba(0, 0, 0, 0.6);
  backdrop-filter: blur(10px);
  box-shadow: white(125, 218, 255, 0.603) 0px 3px 2px 3px;
  /* backdrop-filter: blur(2px);
  -webkit-backdrop-filter: blur(1px); */
  border-radius: 30px;
  border: white solid 5px;
  position: absolute;
  top: 15vh;
  left: 20vw;
  display: flex;
  flex-direction: column;
  justify-content: space-around;
  align-items: center;
}

.about-box h1 {
  color: white;
  font-family: "Bad-mofo";
  font-size: 4.2rem;
  position: absolute;
  top: 5vh;
  margin-bottom: 2rem;
}

.about-text {
  color: white;
  font-size: 1.3rem;
  margin: 10% 10%;
}

/* timeline */
.timeline {
  height: 100%;
  overflow: auto;
}

.timeline-container {
  max-width: 1100px;
  margin: auto;

  padding: 0 2rem;
}

.timeline-header {
  margin-top: 15vh;
  height: 30vh;
}

.timeline-header h1 {
  color: rgb(11, 195, 232);
  font-family: "Bad-mofo", sans-serif;
  font-size: 5rem;
  letter-spacing: 10px;
  display: flex;
  flex-direction: row;
  justify-content: center;
  align-items: center;
}

.timeline-line {
  width: 0.3rem;
  background-color: #eeeee8;

  position: absolute;
  top: 14%;
  left: 50%;
  bottom: 3%;
  z-index: -1;
  overflow: hidden;

  -webkit-transform: translateX(-50%);
  transform: translateX(-50%);
}

.card {
  display: grid;
  grid-template-columns: 1fr 1fr;
  grid-gap: 2rem;
  margin-bottom: 5rem;
}

.card-mob {
  display: none;
}

.card-mob .second {
  opacity: 1;
}

.card:nth-child(4n + 1) .book {
  order: 2;
}

.card>div {
  padding: 1rem;
  /* color: rgb(194, 11, 11); */
  font-size: 1.5rem;
  line-height: 2.5rem;
}

/* .card .btn {
  display: inline-block;
  background: black;
  color: rgb(219, 9, 9);
  padding: 0.8rem 1.8rem;
  text-decoration: none;
  margin-top: 1.5rem;
} */

/* timeline-book */

.book {
  position: relative;
  cursor: pointer;
  perspective: 1000px;
  transition: all 0.4s ease-in;
  opacity: 0.75;
  z-index: 1;
}

.first,
.second {
  width: 85%;
  height: 400px;
  transition: transform 0.8s ease-in;
}

.first {
  transform-origin: left;
  transform-style: preserve-3d;
  transform: rotateY(0deg);
  position: absolute;
  text-align: center;
}

.book:hover .first {
  transform: rotateY(-180deg);
}

.book:hover {
  transform: translateX(35%);
  opacity: 0.9;
}

.front,
.back {
  position: absolute;
  width: 100%;
  height: 100%;
  backface-visibility: hidden;
}

.day1-card {
  background-image: url("./assets/stack.jpg");
}

.day2-card {
  background-image: url("./assets/queue.webp");
}

.day3-card {
  background-image: url("./assets/ll.webp");
}

.day4-card {
  background-image: url("./assets/tree.jpg");
}

.day5-card {
  background-image: url("./assets/graph.jpg");
}

.day6-card {
  background-image: url("./assets/sort.jpg");
}

.front {
  background-size: 100%;
  background-repeat: no-repeat;
  background-position: center;
  border: rgba(255, 255, 255) solid 2px;
  display: flex;
  justify-content: center;
  align-items: center;
}

.front h1 {
  color: white;
  font-family: "Bad-mofo", sans-serif;
  font-size: 4rem;
  opacity: 1;
}

.back {
  background: rgb(28, 28, 28);
  border: white solid 2px;
  transform: rotateY(-180deg);
  color: white;
  padding: 1rem;
}

.second {
  text-align: left;
  opacity: 0;
  transition: 1s ease;
  background: rgb(28, 28, 28);
  font-size: 1rem;
  border: white solid 6px;
  padding: 1rem;
}

.book:hover .second {
  opacity: 1;
}

.second ul {
  padding-left: 0.75rem;
  list-style: square;
  position: absolute;
  top: 10%;
}

.second ul li {
  border-bottom: solid rgba(255, 255, 255, 0.3) 0.1px;
}

.second ul li:nth-child(4n) {
  border-bottom: none;
}

.second ul div {
  padding-left: 0.3rem;
  padding-right: 0.3rem;
}

/* .second p {
  color: white;
  font-style: italic;
  font-size: 0.8rem;
  position: absolute;
  bottom: 10%;
  left: 13%;
  margin-left: 0.5rem;
} */
.second a {
  text-decoration: none;
  color: white;
  display: grid;
  grid-template-columns: 1fr 1fr;
  line-height: 4.7rem;
  transition: all 0.3s ease-in;
}

.second a:hover {
  text-decoration: underline;
  text-decoration-color: white;
  transform: Scale(1.1);
}

[data-aos="menu-area"].aos-animate {
  opacity: 1;
}

@media (max-width: 700px) {
  .heading img {
    position: absolute;
    left: 60px;
    top: 200px;
    width: 300px;
    height: 150px;
  }

  .dates {
    position: absolute;
    top: 320px !important;
  }

  .new {
    position: absolute;
    top: 380px !important;
  }

  .card {
    display: block;
  }
}

/*pronites*/
.pronites {
  width: 100vw;
  height: 93vh;

  position: relative;

  background-position: center;
  background-size: cover;
  backdrop-filter: blur(8px);
}

.pronites:before {
  content: "";
  position: absolute;
  width: 100%;
  height: 100%;
  background: inherit;
  z-index: -1;

  filter: blur(6px);
  -moz-filter: blur(6px);
  -webkit-filter: blur(6px);
  -o-filter: blur(6px);

  transition: all 1s linear;
  -moz-transition: all 1s linear;
  -webkit-transition: all 1s linear;
  -o-transition: all 1s linear;
}

.pronite-box {
  height: 60vh;
  width: 60vw;
  z-index: 2;
  color: white;
  background: rgba(63, 63, 128, 0.3);
  background-position: center;
  background-size: cover;
  background-repeat: no-repeat;

  box-shadow: 6px 6px 12px 0px rgba(26, 173, 231, 0.37);
  backdrop-filter: blur(2px);
  -webkit-backdrop-filter: blur(1px);
  border-radius: 50px;
  position: absolute;
  top: 20vh;
  left: 20vw;
  display: flex;
  flex-direction: column;
  justify-content: space-around;
  align-items: center;
  overflow: hidden;
}

.pronites-header {
  height: 30vh;
  transform: translateY(20%);
}

.pronites-header h1 {
  color: white;
  font-family: "Bad-mofo";
  font-size: 4.5rem;
  letter-spacing: 10px;
  display: flex;
  flex-direction: row;
  justify-content: center;
  align-items: center;
}

.pronites-header-mob,
.timeline-header-mob,
.sponsor-header-mob {
  display: none;
}

.slide {
  background-position: cover;
  width: 100%;
}

.pro-content {
  display: block;
  transition: all 1s ease-in;
  position: relative;
  height: 100%;
  width: 100%;
}

.pro-content img {
  height: 100%;
}

.arrow {
  color: rgba(26, 173, 231);
  font-size: 2.7rem;

  transform: translate(0%, -50%);
  padding: 16px;
  background-color: rgba(0, 0, 0, 0);
  transition: border 0.3s ease;
}

.arrow:hover {
  cursor: pointer;
  text-shadow: 2px 0 0 white, -2px 0 0 white, 0 2px 0 white, 0 -2px 0 white,
    1px 1px white, -1px -1px 0 white, 1px -1px 0 white;
}

#next {
  position: absolute;
  top: 50%;
  right: 0%;
  left: 90%;
  border-radius: 4px 0px 0px 4px;
  z-index: 30000;
}

#previous {
  position: absolute;
  top: 50%;
  border-radius: 0px 4px 4px 0px;
  left: 0%;
  z-index: 30000;
}

#text-bar {
  width: 100%;

  position: absolute;
  top: 15%;
  left: 5%;

  height: 36px;
  line-height: 36px;
}

#pro-name {
  padding: 10px;
  padding-left: 30px;
  margin: 0px;
  color: rgb(255, 255, 255);
  position: relative;
  display: inline-block;
}

#pro-name h1 {
  font-size: 3rem;
  margin-bottom: 5vw;
  font-weight: bolder;
}

#pro-name p {
  margin-bottom: 30px;
  font-size: 2rem;
}

.pro-content button {
  color: rgba(26, 173, 231);
  background: rgb(0, 0, 0);
  padding: 10px 15px;
  z-index: 10;
  font-family: "poppins";
  font-size: 2rem;
  position: absolute;
  bottom: 10vh;
  right: 10vw;
  border: 2px solid rgb(255, 255, 255);
  border-radius: 15px;
  cursor: pointer;
  transition: 0.5s ease;
}

.pro-content button:hover {
  transform: scale(1.05);
}

/* footer */
footer {
  position: relative;
  background-image: url("./assets/bg.jpg");
  background-repeat: no-repeat;
  background-size: cover;
  background-position: center;
  height: 90vh;
  width: 100vw;
  /* padding-top: 150px; */
  color: #fff;
  display: flex;
  justify-content: center;
}

.myfont {
  color: rgb(11, 195, 232);
}

.footer-content {
  margin: auto;
  display: flex;
  align-items: center;
  justify-content: center;
  flex-direction: column;
  text-align: center;
}

.footer-content h3 {
  font-size: 2.5rem;
  font-weight: 400;
  text-transform: capitalize;
  line-height: 3rem;
  margin-bottom: 50px;
}

.footer-content p {
  margin: 1rem 0 1rem 0;
}

.footer-content a {
  color: white;
}

.footer-content p a:hover {
  color: #03a9f4;
}

.socials,
.links {
  list-style: none;
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 1rem 0 1rem 0;
}

.socials li,
.links li {
  margin: 0.5rem 1rem;
}

.socials a,
.links a {
  text-decoration: none;
  color: #fff;
}

.links a {
  font-size: 1.3rem;
  transition: color 0.4s ease;
}

.socials a i {
  font-size: 3rem;
  transition: color 0.4s ease;
}

.socials a:hover i,
.links a:hover {
  color: rgb(26, 173, 231);
}

.footer-bottom {
  position: absolute;
  bottom: 0%;
  background: #000;
  width: 100vw;
  padding: 20px 0;
  text-align: center;
}

.footer-bottom p {
  font-size: 18px;
  word-spacing: 2px;
  text-transform: capitalize;
}

.footer-bottom span {
  text-transform: uppercase;
  opacity: 0.4;
  font-weight: 200;
}

/* Go to top button */
#back-to-top-btn {
  display: none;
  z-index: 30000;
  position: fixed;
  bottom: 20px;
  right: 20px;
  font-size: 1.2rem;
  width: 2rem;
  height: 2rem;
  background-color: #fff;
  color: #333;
  cursor: pointer;
  outline: none;
  border: 3px solid #333;
  border-radius: 50%;
  transition-duration: 0.2s;
  transition-timing-function: ease-in-out;
  transition-property: background-color, color;
}

#back-to-top-btn:hover {
  background-color: rgb(26, 173, 231);
  color: #fff;
}

.btnEntrance {
  animation-duration: 0.5s;
  animation-fill-mode: both;
  animation-name: btnEntrance;
}

@keyframes btnEntrance {
  from {
    opacity: 0;
    transform: translate3d(0, 100%, 0);
  }

  to {
    opacity: 1;
    transform: translate3d(0, 0, 0);
  }
}

.btnExit {
  animation-duration: 0.25s;
  animation-fill-mode: both;
  animation-name: btnExit;
}

@keyframes btnExit {
  from {
    opacity: 1;
  }

  to {
    opacity: 0;
    transform: translate3d(0, 100%, 0);
  }
}

/* Responsiveness */

@media only screen and (max-width: 860px) {
  html {
    overflow-x: hidden;
    overflow-y: scroll;
    font-size: 9px;
  }

  .register-button,
  .logout-button {
    margin: auto;
    position: absolute;
    transform: translateY(-50px);
  }

  .banner {
    min-width: 100%;
    position: relative;
  }

  .banner .heading {
    position: absolute;
    top: 10vh;
    margin-left: 5px;
  }

  .banner .heading p {
    font-size: 2.3rem;
  }

  .banner #countdown {
    position: absolute;
    left: 0;
    top: 60vh;
  }

  .loader img {
    position: fixed;
    left: 38vw;
  }

  #countdown li {
    font-size: 1.2rem;
  }

  #countdown li span {
    display: inline-block;
    z-index: 2000;
    color: white;
    font-size: 1.5rem;
  }

  .first {
    display: none;
  }

  .book .second {
    visibility: hidden;
  }

  .card-mob {
    font-size: 0.5rem;
  }

  .card-mob .second {
    padding-left: 30px;
  }

  .heading button {
    position: absolute;
    top: 75vh;
    left: 20%;
  }

  nav {
    opacity: 1;
    padding-right: 4vw;
  }

  nav a {
    font-size: 1.5rem;
    padding: 0.5rem;
  }

  .about {
    position: relative;
  }

  #planet {
    position: absolute;
    bottom: 5%;
  }

  .pronite-box {
    height: 50vh;
    width: 70vw;
  }

  .pronites {
    position: realtive;
  }

  .timeline,
  .sponsor-body {
    justify-content: center;
    margin: auto;
    position: relative;
    overflow: hidden;
  }

  .pronites-header-mob,
  .timeline-header-mob {
    position: absolute;
    top: 7vh;
    display: block;
    height: 15vh;
    left: 33vw;
  }

  .sponsor-header-mob {
    position: absolute;
    top: 7vh;
    display: block;
    height: 5vh;
    left: 33vw;
    margin-top: 10vh;
  }

  .pronites-header-mob h1,
  .timeline-header-mob h1,
  .sponsor-header-mob h1 {
    color: white;
    font-size: 3.5rem;
    letter-spacing: 10px;
    display: flex;
    flex-direction: row;
    justify-content: center;
    align-items: center;
  }

  .timeline-header,
  .sponsor-header {
    height: 0;
  }

  .timeline-line {
    display: none;
    opacity: 0;
  }

  .timeline-container {
    margin: 0;
    padding: 0;
    transform: translateY(-25%);
  }

  .first {
    display: none;
  }

  .card-mob {
    display: block;
    position: relative;
    margin: auto;
    height: 100%;
    width: 400px;
  }

  .card-mob .second {
    position: absolute;
    border-radius: 2rem;
  }

  .card-mob>div {
    padding: 1.5rem;
    font-size: 1.5rem;
    line-height: 2.5rem;
  }

  .card-mob a {
    margin-top: 10px;
    font-size: 1.2rem;
  }

  .pro-content img {
    height: 100%;
  }

  #pro-name,
  #next,
  #prev {
    text-shadow: 2px 0 0 rgb(0, 0, 0), -2px 0 0 rgb(0, 0, 0),
      0 2px 0 rgb(0, 0, 0), 0 -2px 0 rgb(0, 0, 0), 1px 1px rgb(0, 0, 0),
      -1px -1px 0 rgb(0, 0, 0), 1px -1px 0 rgb(0, 0, 0);
  }

  #pro-name {
    padding: 1.5rem;
  }

  .pro-content button {
    position: absolute;
    bottom: 3vw;
  }

  .loader {
    left: 30vw;
  }
}

a {
  text-decoration: none;
}

/*sponsors*/

.icon-cards {
  position: relative;
  width: 60vw;
  height: 40vw;
  max-width: 380px;
  max-height: 250px;
  margin: 0;
  color: white;
  perspective: 1000px;
  transform-origin: center;
  margin-bottom: 5%;
  z-index: 2;
}

.icon-cards__content {
  position: absolute;
  width: 100%;
  height: 100%;
  transform-origin: center;
  transform-style: preserve-3d;
  transform: translateZ(-30vw) rotateY(0);
  -webkit-animation: carousel 10s infinite cubic-bezier(0.77, 0, 0.175, 1) forwards;
  animation: carousel 10s infinite cubic-bezier(0.77, 0, 0.175, 1) forwards;
}

.icon-cards__content.step-animation {
  -webkit-animation: carousel 8s infinite steps(1) forwards;
  animation: carousel 8s infinite steps(1) forwards;
}

.icon-cards__item {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  width: 60vw;
  height: 40vw;
  max-width: 380px;
  max-height: 250px;
  box-shadow: 0 5px 20px rgba(0, 0, 0, 0.1);
  border-radius: 6px;
  transform-origin: center;
}

.sponsor-body img {
  position: absolute;
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  width: 60vw;
  height: 40vw;
  max-width: 380px;
  max-height: 250px;
  box-shadow: 0 5px 20px rgba(0, 0, 0, 0.1);
  border-radius: 6px;
  transform-origin: center;
}

.icon-cards__item:nth-child(1) {
  /* background: #fdd94f; */
  transform: rotateY(0) translateZ(35vw);
}

.icon-cards__item:nth-child(2) {
  /* background: #f87949; */
  transform: rotateY(120deg) translateZ(35vw);
}

.icon-cards__item:nth-child(3) {
  /* background: #fbab48; */
  transform: rotateY(240deg) translateZ(35vw);
}

@-webkit-keyframes carousel {

  0%,
  17.5% {
    transform: translateZ(-35vw) rotateY(0);
  }

  27.5%,
  45% {
    transform: translateZ(-35vw) rotateY(-120deg);
  }

  55%,
  72.5% {
    transform: translateZ(-35vw) rotateY(-240deg);
  }

  82.5%,
  100% {
    transform: translateZ(-35vw) rotateY(-360deg);
  }
}

@keyframes carousel {

  0%,
  17.5% {
    transform: translateZ(-35vw) rotateY(0);
  }

  27.5%,
  45% {
    transform: translateZ(-35vw) rotateY(-120deg);
  }

  55%,
  72.5% {
    transform: translateZ(-35vw) rotateY(-240deg);
  }

  82.5%,
  100% {
    transform: translateZ(-35vw) rotateY(-360deg);
  }
}

.sponsor-body {
  align-items: center;
  display: flex;
  flex-direction: column;
  height: 100vh;
  justify-content: center;
  z-index: 0;
}

.sponsor-body .sponsor-header {
  /* margin-top: 1vh; */
  margin-bottom: 5%;
  height: 15vh;
  z-index: 0;
}

.sponsor-body .sponsor-header h1 {
  color: white;
  font-family: "Bad-mofo", sans-serif;
  font-size: 5rem;
  letter-spacing: 10px;
  display: flex;
  flex-direction: row;
  justify-content: center;
  align-items: center;
}

@media (max-width: 500px) {
  .sponsor-body .heading {
    font-size: 3rem;
  }
}

@-webkit-keyframes jelly {
  from {
    transform: scale(1, 1);
  }

  30% {
    transform: scale(1.25, 0.75);
  }

  40% {
    transform: scale(0.75, 1.25);
  }

  50% {
    transform: scale(1.15, 0.85);
  }

  65% {
    transform: scale(0.95, 1.05);
  }

  75% {
    transform: scale(1.05, 0.95);
  }

  to {
    transform: scale(1, 1);
  }
}

@keyframes jelly {
  from {
    transform: scale(1, 1);
  }

  30% {
    transform: scale(1.25, 0.75);
  }

  40% {
    transform: scale(0.75, 1.25);
  }

  50% {
    transform: scale(1.15, 0.85);
  }

  65% {
    transform: scale(0.95, 1.05);
  }

  75% {
    transform: scale(1.05, 0.95);
  }

  to {
    transform: scale(1, 1);
  }
}

/*goodie-banner*/

.goodie-banner {
  /* background-color: blue; */
  background-image: url("https://png.pngtree.com/thumb_back/fw800/back_our/20190622/ourmid/pngtree-purple-flat-space-planet-banner-background-image_229578.jpg");
  background-position: cover;
  background-repeat: no-repeat;
  background-size: 100%;
  background-color: rgb(26, 173, 231);
  width: 100%;
  height: 20vh;
  display: flex;
  align-items: center;
  justify-content: center;
  /* box-shadow: 6px 6px 6px 0px rgba(119, 119, 119, 0.37); */
  /* background: rgba(0, 0, 0, 0.7); */
  backdrop-filter: blur(2px);
  border: solid white 1px;
}

.goodie-banner a:visited {
  color: white;
}

.goodie-banner h1 {
  font-family: "Bad-mofo", sans-serif;
  font-weight: 900;
  font-size: 5rem;
  color: white;
  letter-spacing: 10px;
  margin-right: 3rem;
}

.goodie-banner h1:hover {
  transition: 0.75s;
  transform: translate(15%);
}

.blinker {
  color: white;
  animation: blink 5s infinite ease;
}

.blinker__container .blinker:nth-child(2) {
  animation-delay: 1s;
}

.blinker__container .blinker:nth-child(3) {
  animation-delay: 2s;
}

.blinker__container .blinker:nth-child(4) {
  animation-delay: 3s;
}

.blinker__container .blinker:nth-child(5) {
  animation-delay: 4s;
}

@keyframes blink {
  0% {
    opacity: 0.3;
    color: white;
  }

  20% {
    opacity: 0.3;
    color: white;
  }

  40% {
    opacity: 0.3;
    color: white;
  }

  60% {
    opacity: 0.3;
    color: white;
  }

  80% {
    opacity: 0.3;
    color: white;
  }

  100% {
    opacity: 1;
    filter: none;
    color: white;
  }
}

@media only screen and (max-width: 1150px) {
  html {
    font-size: 12px;
  }
}

@media only screen and (max-width: 600px) {

  .pronites-header-mob,
  .timeline-header-mob,
  .sponsor-header-mob {
    left: 27vw;
  }
}

@media only screen and (max-width: 500px) {
  html {
    font-size: 9px;
  }

  .card-mob a {
    font-size: 1.7rem;
  }

  .card-mob {
    margin: 10vw;
  }

  #nav {
    padding-top: 2rem;
  }

  #next {
    left: 80%;
  }
}

@media only screen and (max-width: 400px) {
  html {
    font-size: 7.5px;
  }

  .card-mob a {
    font-size: 2rem;
  }

  .card-mob .second {
    padding-left: 20px;
  }

  .card-mob {
    margin: 6vw;
  }

  .pronites-header-mob,
  .timeline-header-mob,
  .sponsor-header-mob {
    left: 22vw;
  }
}

@media only screen and (max-width: 330px) {
  html {
    font-size: 7px;
  }

  .card-mob .second {
    padding-left: 15px;
  }

  .second {
    height: 260px;
    width: 70%;
  }
}

/*  */