html {
  font-size: 100px !important;
}
body {
  font-size: 16px;
  background: url(../images/banner.jpg) no-repeat;
  background-color: #383838;
  background-size: cover;
}
header {
  width: 70%;
  margin: 0 auto;
  padding-top: .3rem;
}
header .caption {
  display: flex;
  width: 100%;
  justify-content: space-around;
  margin-bottom: .2rem;
}
header .caption__word {
  heght: 0.36rem;
  line-height: 0.36rem;
  width: 0.36rem;
  height: 0.36rem;
  border: 1px solid #f98b8e;
  text-align: center;
  font: 30px "黑体";
  color: #fe918e;
}
header .logo {
  widht: 100%;
  margin-bottom: .2rem;
}
header .logo img {
  width: 100%;
}
.banner {
  width: 70%;
  margin: 0 auto;
  padding-bottom: .25rem;
}
.banner__logo {
  width: 100%;
}
#lottery {
  position: relative;
  width: 90%;
  margin: 0px auto;
}
#lottery .row {
  display: flex;
  justify-content: space-between;
}
#lottery .btn {
  padding: 0;
  margin-top: -1px;
  margin-left: -1px;
}
#lottery .col {
  position: relative;
  width: 33%;
  height: 33%;
  text-align: center;
  color: #333;
  font-index: -999;
}
#lottery .col img {
  display: block;
  width: 100%;
  height: 100%;
}
#lottery .col.active .mask {
  display: block;
}
.mask {
  width: 100%;
  height: 100%;
  position: absolute;
  left: 0;
  top: 0;
  background-color: rgba(252, 211, 4, 0.5);
  display: none;
}
.layer {
  display: none;
  position: absolute;
  top: 0;
  left: 0;
  background-color: #000;
  opacity: .3;
  width: 100%;
  height: 100%;
}
.wrap {
  display: none;
  color: #f3f3f3;
  margin: auto;
  position: absolute;
  width: 50%;
  height: 30%;
  top: 0;
  bottom: 0;
  left: 0;
  right: 0;
  background-color: rgba(0, 0, 0, 0.5);
}
.wrap__close {
  cursor: pointer;
  position: absolute;
  top: -6px;
  right: -6px;
}
.wrap__content {
  position: relative;
  top: 30%;
  left: 10%;
  width: 60%;
}
footer {
  width: 90%;
  margin: 0 auto;
  color: #f3f3f3;
}
footer .rule-title {
  font-size: 28px;
  font-weight: normal;
}
footer .rule {
  margin-left: 1em;
  font-size: 14px;
  color: #e4e4e4;
  font-family: "MicrosoftYaHei";
}
@media screen and (max-width: 768px) {
  header .caption__word {
    width: 0.22rem;
    height: 0.22rem;
    font: 20px "黑体";
  }
  footer .rule-title {
    font-size: 18px;
  }
  footer .rule {
    font-size: 12px;
  }
}