* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  font-family: "Poppins", sans-serif;
}

@media (max-aspect-ratio: 16/9) {
  .back-video {
    width: auto;
    height: 100%;
  }
}
body {
  background-color: #000;
  color: #eee;
  margin: 0;
  font-size: 12px;
}
a {
  text-decoration: none;
  color: #eee;
}
header {
  width: 100vw;
  height: 50px;
  display: flex;
  align-items: center;
  position: fixed;
  top: 0;
  left: 0;
  z-index: 100;
  padding-left: 50px;
}
header a {
  margin-right: 40px;
  font-size: 1rem;
}

/* carousel */
.carousel {
  width: 100vw;
  height: 100vh;
  overflow: hidden;
  position: relative;
}
.carousel .list .item {
  position: absolute;
  inset: 0 0 0 0;
}
.carousel .list .item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.carousel .list .item .content {
  position: absolute;
  top: 20%;
  width: 1140px;
  max-width: 80%;
  left: 50%;
  transform: translateX(-50%);
  padding-right: 30%;
  box-sizing: border-box;
  color: #fff;
  text-shadow: 0 5px 10px #0004;
}
.carousel .list .item .content .author {
  font-weight: bold;
  letter-spacing: 10px;
}
.carousel .list .item .content .title,
.carousel .list .item .content .topic {
  font-weight: bold;
  font-size: 5em;
  line-height: 1.3em;
}

.text-content > div {
  display: none;
}

.text-content > div:first-child {
  display: block;
}

.carousel .list .item .content .topic {
  color: orange;
}
.carousel .list .item .content .buttons {
  display: grid;
  grid-template-columns: repeat(2, 130px);
  grid-template-rows: 40px;
  gap: 5px;
  margin-top: 20px;
}
.carousel .list .item .content button {
  border: none;
  background-color: white;
  letter-spacing: 3px;
  font-family: Poppins;
  font-weight: 500;
}
.carousel .list .item .content button:nth-child(2) {
  background-color: transparent;
  color: white;
  border: 1px solid #eee;
}

.thumbnail {
  position: absolute;
  bottom: 50px;
  left: 50%;
  width: max-content;
  z-index: 100;
  display: flex;
  gap: 20px;
}
.thumbnail .item {
  width: 150px;
  height: 220px;
  flex-shrink: 0;
  position: relative;
  cursor: pointer;
}
.thumbnail .item img {
  width: 100%;
  height: 100%;
  object-fit: cover;
}
.thumbnail .item .content {
  position: absolute;
  bottom: 10px;
  left: 10px;
  right: 10px;
}
.thumbnail .item .content .title {
  font-weight: bold;
}