* {
  box-sizing: border-box;
}

html {
  min-height: 100%;
  background: #0d6df2;
}

body {
  min-height: 100%;
  margin: 0;
  font-family:
    "Microsoft YaHei",
    "PingFang SC",
    "Hiragino Sans GB",
    Arial,
    sans-serif;
  background:
    linear-gradient(180deg, #0a5df4 0%, #18b9f2 42%, #1755e7 100%);
}

.page-shell {
  width: 100%;
  margin: 0;
  background: #1199f0;
}

.poster {
  position: relative;
  overflow: hidden;
  background: #1199f0;
}

.poster__placeholder {
  position: absolute;
  inset: 0;
  z-index: 0;
  width: 100%;
  height: 100%;
  object-fit: cover;
  filter: blur(18px);
  transform: scale(1.04);
}

.poster > picture:first-child {
  position: absolute;
  inset: 0;
  z-index: 0;
}

.poster__slice {
  position: relative;
  z-index: 1;
  display: block;
  width: 100%;
  height: auto;
  margin: 0;
}

.poster picture {
  display: block;
}