/* @import url('https://fonts.googleapis.com/css2?family=Raleway:wght@300;400;500;600;700;800&display=swap'); */
@import './google-fonts.css';




sup {
	vertical-align: baseline;
	position: relative;
	top: -0.4em;
}
sub {
	vertical-align: baseline;
	position: relative;
	top: 0.4em;
}

.content {
  width: 45.08333em;
  height: 107.58334em;
  display: inline-block; /* 或者 block，根据需求选择 */
  overflow: hidden; /* 防止内容溢出 */
width: 100%; /* 设置容器宽度为100% */
 max-width: 800px; /* 设置最大宽度，以防止内容在大屏幕上拉伸过大 */
 margin: 0 auto; /* 将容器水平居中 */
	
}




body {
  margin: 0;
  padding: 0;
  font-family: 'Raleway', sans-serif;
  overflow: hidden;
}
video {
  width: 100vw;
  height: 100vh;
  object-fit: cover;
}
header {
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -100%);
  color: #fff;
  text-align: center;
}

header h1 {
  font-weight: 500;
  font-size: 1.75rem;
  text-transform: uppercase;
  line-height: 1;
}

header h1 span {
  font-weight: 800;
  font-size: 7rem;
  display: block;
}

.description {
  position: absolute;
  bottom: 1%;
  width: 75%;
  left: 0;
  right: 0;
  margin: auto;
  background-color: #transparent;
  color: #fff;
  opacity: .7;
  border-radius: 10px;
  padding: 0.1rem;
}

.description p {
  text-align: justify;
  max-width: 42rem;
  margin-inline: auto;
  line-height: 1.5;
}

.description p.copyright {
  font-size: .65rem;
}

.description a {
  color: #fff;
  text-underline-offset: 1.8px;
}

@media screen and (max-width: 1200px) {
  .description {
    position: absolute;
    width: 91vw;
    bottom: 0;
    border-radius: 20px 20px 0 0;
    margin: auto;
    padding: .6rem 1.5rem;
  }
}