html, body {
    font-size: 10px;
    font-family:'Arial','Microsoft YaHei','微软雅黑','黑体-简';
}
/*header*/
.menu{
  height: 1.5rem;
  display:flex;
  align-items:center;
  justify-content:center;
  background-color: rgba(0,0,0,0.8);
}
.menu-list{
  width: 1.42rem;
  height: 4.85rem;
  background-color: rgba(255, 255, 255, 0.8);
  border-radius: 5px;
  box-shadow: 0 0 10px #666;
  position: absolute;
  top:1.85rem;
  right: 0.30rem;
  display: none;
}
.menu-list li{
  clear: both;
  padding-left: 0.19rem;
  list-style: none;
}
.menu-list .triangle{
  position: absolute;
    width: 0;
    height: 0;
    top: -12px;
    right: 10px;
    border-left: 5px solid transparent;
    border-right: 5px solid transparent;
    border-bottom: 8px solid #4f4644;
    padding-left: 0;
}
.menu-list li a{
  display: block;
  width: 1.04rem;
  line-height: 0.59rem;
  font-size: 0.24rem;
  padding: 0;
  border-bottom: 1px solid rgba(117,112,112,0.8);
  color: #000;
  text-decoration: none;
  text-align: center;
}
.menuBtn{
  display: block;
  outline: none;
  border: none;
  width: 0.43rem;
  height: 0.25rem;
  background: url("../images/menuBtn-m.png") center no-repeat;
  background-size: contain;
  position: absolute;
  top: 0.81rem;
  right: 0.28rem;
}
.logo{
  width: 1.35rem;
  height: 0.47rem;
  background: url("../images/logo2x.png") 100% no-repeat;
  background-size: contain;
  position: static;
  margin: 0 auto;
  margin-top: 0.36rem;
}

.back{
  display: block;
  width: 0.22rem;
  height: 0.32rem;
  background: url("../images/back3x.png") 100% no-repeat;
  background-size: contain;
  position: absolute;
  left: 0.4rem;
  top: 0.75rem;
}

/*main*/
.contentBox{
  width: 100%;
  height: auto;
  padding: 0.3rem 0;
}
.content{
  width: 83.73%;
  margin: 0 auto;
  box-sizing: border-box;
  box-shadow: 0 0 20px #999;

}
/*图片*/
.functions-pic,.functions-pic img{
  width: 100%;
  height: auto;
}
/*标题*/
.functions-title{
  box-sizing: border-box;
  width: 86.62%;
  height: auto;
  border: 0.08rem solid #000;
  margin: 0 auto;
  margin: 0.3rem auto;
  padding: 0.23rem 0 0.15rem 0.14rem;
  font-family: "微软雅黑","苹方-简";
}
.functions-text{
  width: 86.62%;
  margin: 0 auto;
  padding-bottom: 0.3rem;
}
.fun-title-ch{
  font-size: 0.36rem;
  font-weight: 800;
}
.fun-title-en{
  font-size: 0.3rem;
  line-height: 0.5rem;
}
.functions-text h3{
  font-size: 0.24rem;
  font-weight: bold;
  line-height: 0.5rem;
}
.functions-text p{
  font-size: 0.22rem;
  line-height: 0.3rem;
  text-align: justify;
}