html,
body {
  background: #000;
  margin: 0;
  overflow: hidden;
}
* {
  outline: none;
}
*:focus {
  outline: none;
}
button {
  background: transparent;
  border: 2px solid #fff;
  border-radius: 5rem;
  padding: 0.5em 0.8em;
  font-size: 15px;
  color: #fff;
  font-weight: bold;
  cursor: pointer;
}
button:hover,
button.active {
  color: #000;
  background: #fff;
}
video {
  outline: none;
  border: 0px;
  width: 110%;
  height: 100%;
}
video:focus {
  outline: none!important;
}
.content {
  display: flex;
  justify-content: center;
  align-items: center;
  height: 100vh;
}
.forward {
  position: absolute;
  background: #fff;
  background-size: contain;
  width: 460px;
  height: 460px;
  left: 38px;
  top: 220px;
  overflow: hidden;
}
.whiteline {
  position: absolute;
  border: 2px solid;
  width: 460px;
  height: 460px;
  left: 38px;
  top: 220px;
}
.background {
  position: relative;
  min-width: 1256px;
  width: 1256px;
  margin: 0 auto;
  background: url() center top no-repeat;
  background-size: 100% auto;
}
.background img {
  width: 100%;
  height: auto;
}
.ui {
  position: fixed;
  bottom: 30px;
  width: 100%;
  text-align: center;
}
body.main .background {
  position: relative;
  width: 1280px;
  height: 800px;
}
body.main .background video {
  width: 100%;
  height: 100%;
}
body.main .fore {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: url(background/main.png);
  background-size: 100% auto;
}
body.main .play {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.5);
  background-size: 100% auto;
  color: #fff;
  display: flex;
  justify-content: center;
  align-items: center;
  font-size: 32px;
}