body {
  transition: background-color 1s;
}

@font-face {
  font-family: 'consola';
  src: url('../consola-1.ttf') format('truetype');
}

.headInnerText {
  animation-name: headTHc;
  animation-duration: 0.5s;
  float: left;
  margin-bottom: 3px;
  animation-fill-mode: both;
  transition: all 0.5s cubic-bezier(0.785, 0.135, 0.15, 0.86);
}

.headAnother {
  animation-name: headHc;
  animation-duration: 0.5s;
  animation-fill-mode: both;
  transition: all 1.6s cubic-bezier(0.785, 0.135, 0.15, 0.86);
}

.header {
  min-height: 100vh;
  background-color: black;
}

.headIMG {
  z-index: -100;
  justify-content: center;
  width: auto;
}

.img {
  opacity: 0.5;
  filter: blur(5px);
  object-fit: cover;
  position: absolute;
  /*-webkit-filter: grayscale(100%);*/
  top: 50px;
  height: 100vh;
  width: 100%;
}

.headerHTML {
  overflow: hidden;
  z-index: 10;
}

.declaration {
  min-height: 100vh;
  background-color: black;
  z-index: 10;
}

.declarationImg {
  height: 100vh;
  background-color: black;
  background-image: url("https://www.arsrna.cn/joinus/images/declaration.png");
  background-position: center center;
  background-size: 100%;
  background-repeat: no-repeat;
  position: sticky;
  top: 0;
  z-index: -1;
}

#declarationInner {
  padding-top: 5%;
}

@keyframes headTHc {
  0% {
    opacity: 0;
    transform: translateY(40%);
  }

  100% {
    opacity: 1;
    transform: translateY(0%);
  }
}

@keyframes headHc {
  0% {
    opacity: 0;
    transform: translateY(40%);
  }

  100% {
    opacity: 1;
    transform: translateY(0%);
  }
}

.delighter.textHCLeft {
  animation-duration: 0.4s;
  transition: all 0.6s cubic-bezier(0.77, 0, 0.175, 1);
  transform: translateY(30%);
  opacity: 0;
}

.delighter.textHCLeft.started {
  animation-duration: 0.4s;
  transition: all 0.6s cubic-bezier(0.77, 0, 0.175, 1);
  transform: translateY(0%);
  opacity: 1;
}

.title {
  font-size: 4rem;
}

.para {
  font-size: 2rem;
  padding-left: 5vh;
  padding-right: 5vh;
}

.hdpic {
  overflow: hidden;
  object-fit: cover;
  z-index: -1;
  position: absolute;
  filter: brightness(30%);
  width: 100%;
  height: 100vh;
}


.headDescription {
  font-size: 2.5rem;
  overflow: hidden;
  transition: all 600ms cubic-bezier(0.86, 0, 0.07, 1);
  background: linear-gradient(0.25turn, #ff00cc, #89fffd);
  background-clip: text;
  -webkit-background-clip: text;
  color: transparent;
  font-weight: 200;
}

.headText {
  z-index: 20;
  position: relative;
  padding-top: 10vh;
  transition: all 600ms cubic-bezier(0.86, 0, 0.07, 1);
  padding-left: 5vh;
  padding-right: 5vh;
}

.img-50 {
  width: 80px;
  height: auto;
}

.ar-tit {
  font-size: 5.5vw;
  font-weight: 200;
}

.ar-dec {
  font-size: 1.5rem;
  font-weight: 200;
}

.d-card-img {
  filter: blur(2px);
  opacity: 0.5;
  height: 250px;
  object-fit: cover;
  justify-content: center;
  transition: all 0.5s cubic-bezier(0.785, 0.135, 0.15, 0.86);
}

.description {
  font-size: 10vw;
}

.sap {
  font-size: 5vw;
  font-style: italic;
  font-weight: 100;
  text-align: center;
  position: sticky;
  top: 0px;
  z-index: 20;
  background-color: rgba(0, 0, 0, 0.7);
  width: 100%;
}

.display-none {
  display: none;
}

#hdpicplayer {
  position: sticky;
  z-index: -1;
  top: 50px;
  object-fit: cover;
  height: 100vh;
  opacity: 0.4;
}

.headText {
  z-index: 1;
  position: absolute;
  height: 100vh;
}

#workspace {
  object-fit: cover;
  justify-content: center;
  height: 95vh;
  width: 100%;
  position: absolute;
  top: 0;
}

.ArFramesList {
  --afprogress: 0;
  overflow-x: hidden;
  height: 100vh;
}

.ArFramesList img {
  display: block;
  transform: scale(calc(1.8 - (0.8 * var(--afprogress)))) translateY(calc(-150px*(1 - var(--afprogress))));
  ;
  opacity: var(--afprogress);
  max-height: 14vh;
  transition: all 0.1s;
}

#project {
  position: sticky;
  top: 80px;
  overflow-x: hidden;
  padding-bottom: 20px;
  z-index: 5;
  background-color: rgba(255, 255, 255, 0.7);
  backdrop-filter: saturate(180%) blur(5px);
  transition: all 0.5s;
}

#visible {
  backdrop-filter: saturate(180%) blur(5px);
}

#logsText {
  font-size: 3vw;
  width: var(--logsText);
  font-family: 'consola';
  white-space: nowrap;
  /* position: sticky;
  top:120px; */
  animation-duration: 0s;
}

.compareIMG {
  transition: clip-path 0.1s linear;
  filter: brightness(0.7);
  object-fit: cover;
  justify-self: center;
  width: 100%;
  height: 100vh;
  object-fit: cover;
  -webkit-transform: translateZ(0);
  -moz-transform: translateZ(0);
  -ms-transform: translateZ(0);
  -o-transform: translateZ(0);
  transform: translateZ(0);
}

.avatar {
  height: 50px;
  width: 50px;
  object-fit: contain;
}