*{
  margin: 0;
  padding: 0;
  box-sizing: border-box;
  font-family: Microsoft YaHei, Microsoft YaHei;
}
html,body{
  width: 100%;
  height: 100%;
  background: #181F32;
}
header{
  width: 100%;
  height: 61px;
  background: #111111;
  display: flex;
  position: relative;
  align-items: center;
  border-bottom: 1px solid #1A1A1A;
  position: fixed;
  z-index: 9;
}
.header-left{
  padding-left: 2.5%;
  width: 12.5%;
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: flex-end;
}
.logo2{
  width: 90px;
  height: 26px;
}
.logo-content{
  width: 90px;
  margin: 0 20px;
  text-align: center;
  cursor: pointer;
}
.logo{
  width: 38px;
  height: 34px;
}
.header-item-content{
  /* min-width: 1128px; */
  position: absolute;
  top: 0;
  height: 100%;
  display: flex;
  align-items: center;
  left: 50%;
  transform: translateX(-50%);
  width: 75%;
  display: flex;
}
.header-item{
  width: 90px;
  height: 32px;
  text-align: center;
  line-height: 32px;
  position: relative;
  font-size: 12px;
  color: #FFFFFF;
  border-radius: 5px 5px 5px 5px;
  cursor: pointer;
}
.header-item:hover{
  color: #C3AB71;
}
.header-item-active{
  background: #333333;
  color: #C3AB71;
}
.header-item-active::before{
  position: absolute;
  left: 0;
  bottom: -10px;
  content: '';
  width: 100%;
  height: 3px;
  background: #3D9FB9;
  border-radius: 5px 5px 5px 5px;
}
.main{
  margin: 0 auto;
  width: 75%;
  overflow: hidden;
  background: #0D1428;
  min-height: calc(100% - 61px - 157px);
  display: flex;
  flex-direction: column;
}
.main-title{
  font-weight: bold;
  font-size: 36px;
  color: #FFFFFF;
  padding: 8.6% 0 4% 10.14%;
  background: url(../images/top-bg.webp);
  background-size: 100% 100%;
}
.main-content{
  background: #003951;
  flex: 1;
  padding-bottom: 100px;
}
.rules-list{
  padding-left: 10.14%;
  padding-top: 53px;
  padding-right: 10.14%;
  display: flex;
  justify-content: space-between;
}
.rules-item{
  display: flex;
  width: 48%;
  flex-direction: column;
  padding-bottom: 6%;
  background: #0A4E6B;
}
.rules-item img{
  width: 100%;
  height: auto;
}
.rules-item .btn{
  width: 150px;
  height: 33px;
  margin-top: 12px;
  margin-left: 36px;
  background: #C7B07A;
  font-size: 5rpx;
  color: #000000;
  text-align: center;
  cursor: pointer;
  line-height: 33px;
}
.rules-item .rule-name{
  font-weight: bold;
  font-size: 30px;
  color: #FFFFFF;
  margin-top: 27px;
  margin-bottom: 12px;
  padding-left: 15px;
  text-shadow: 0px 2px 2px rgba(0,0,0,0.25);
}
.rules-item .rule-time{
  font-size: 17px;
  color: #FFFFFF;
  text-shadow: 0px 2px 2px rgba(0,0,0,0.25);
  padding-left: 36px;
}
.item-icon{
  width: 20px;
  height: 20px;
  background: url(../images/rule-icon.png) no-repeat;
  background-size: 100% 100%;
  margin-right: 16px;
}
.item-text{
  font-size: 18px;
  color: #0A1428;
  line-height: 39px;
  text-decoration: underline;
}
.rules-item:hover{
  box-shadow: 0px 3px 15px 3px rgba(230,244,250,0.3);
  border-radius: 0px 0px 0px 0px;
  border: 1px solid #CEDEE5;
  transform: scale(1.02);
  transition: all 0.1s;
}
/* .rules-item:hover .item-icon{
  background: url(../images/rule-icon-hover.png) no-repeat;
  background-size: 100% 100%;
} */
footer{
  width: 100%;
  height: 157px;
  background: #111111;
  border-top: 2px solid #343434;
}
.media-content{
  padding-top: 30px;
  display: flex;
  justify-content: center;
}
.media-item{
  width: 30px;
  height: 30px;
  margin-right: 15px;
}
.media-item:nth-last-of-type(1){
  margin-right: 0;
}
.media-item img{
  width: 100%;
  height: 100%;
}
.copyright{
  font-size: 11px;
  color: #737373;
  margin-top: 24px;
  margin-bottom: 6px;
  text-align: center;
}
.extra{
  font-size: 11px;
  color: #737373;
  text-align: center;
}
.extra a{
  color: #737373;
}
@media (max-width: 1219px) {
  .rules-item .rule-name{
    font-size: 20px;
    padding-left: 4px;
  }
  .rules-item .rule-time{
    padding-left: 16px;
  }
  .rules-item .btn{
    margin-left: 16px;
  }
}
@media (min-width: 1280px) and (max-width: 1663px) {
  .logo{
    margin: 0 1.5%;
    width: 38px;
    height: 34px;
  }
  .rules-item{
    width: 48%;
  }
  .rules-item .rule-name{
    font-size: 22px;
    padding-left: 8px;
  }
  .rules-item .rule-time{
    padding-left: 20px;
  }
  .rules-item .btn{
    margin-left: 20px;
  }
}
@media (min-width: 1664px) and (max-width: 1919px){
  .rules-item .rule-name{
    font-size: 30px;
    padding-left: 12px;
  }
  .rules-item .rule-time{
    padding-left: 26px;
  }
  .rules-item .btn{
    margin-left: 26px;
  }
}
@media (min-width: 2560px) {
  .rules-item .rule-name{
    font-size: 40px;
    padding-left: 18px;
  }
}