html {
  background-image: url("bg.png");
  background-position: bottom center;
  background-size: cover;
  background-repeat: no-repeat;
  height: 100vh
}
body {
  background-color: transparent;
  margin: 0;
  display: flex;
  height: 100%;
  align-items: center;
  flex-direction: column;
}
header {
  position: absolute;
  z-index: 2;
  top: 0;
  left: 0;
  background-color: transparent;
  width: 100%;
  display: flex;
  justify-content: space-between;
  align-content: center;
  float: left;
}
.navbar-brand {
  padding-left: 15px;
}
#animation_container {
  position: relative;
  margin: auto;
  left: 0;
  right: 0;
  top: 0;
  bottom: 0;
  width: 960px;
  height: 1440px;
}
#canvas {
  position: absolute;
  display: block;
}
#dom_overlay_container {
  pointer-events: none;
  overflow: hidden;
  width: 960px;
  height: 1440px;
  position: absolute;
  left: 0px;
  top: 0px;
  display: block;
}
.btn-btm {
  position: absolute;
  width: 100%;
  text-align: center;
  bottom: 60px;
  left: 0;
}
#player {
  width: 100%;
  max-width: 960px;
  margin: auto;
  display: none
}
svg {
  width: 30px;
  height: 30px;
}
#muted_btn {
  color: #fff;
  font-weight: bold;
  font-size: 26px;
  text-align: center;
  cursor: pointer;
  background-color: #00000026
}
#muted_btn > div {
  display: flex;
  align-items: center;
  justify-content: center;
  padding: 15px;
  height: 100%;
}
@media (max-width:1024px) {
  header {
    height: 60px;
  }
  body {
    height: 100%;
    min-height: 100vh;
    min-height: -webkit-fill-available;
  }
  html {
    height: -webkit-fill-available;
  }
  header {
    position: absolute;
  }
  #animation_container, #canvas, #dom_overlay_container {
    max-width: 100% !important;
    max-height: 100% !important;
    bottom: auto
  }
  #canvas {
    object-fit: contain;
  }
}
@media (max-width:576px) {
  body {
    flex-direction: column;
  }
}