.background{
    background: url(../images/bjzt.png) no-repeat;
    background-size: 100% 100%;
    padding-bottom: 290px;
}
.h460{
    height: 460px !important;
}
.h500{
    height: 500px !important;
}
.set1{
    margin: auto;
    width: 1305px;
    height: 411px;
}
.set2{
    width: 1200px;
    margin: auto;
    background: url(../images/bjci.png) no-repeat;
    background-size: 100% 100%;
    padding: 80px 100px 35px;
}
.set h1{
    letter-spacing:10px;
}
.set h1 span{
    width: 123px;
    height: 2px;
    background: #FFFFFF;
    box-shadow: 0px 5px 5px 0px rgba(206, 0, 25, 0.75);
    vertical-align: middle;
}
.set2 .content{
    margin-bottom: 80px;
}
.set2 .content .box{
    height: 526px;
    background: linear-gradient(0deg,#FC503E,#FF7C54);
    border-radius: 20px;
    margin-top: 30px;
    padding: 38px 0 0 40px;
}
.set2 .content .box .left{
    width: 385px;
    height: 385px;
}
.set2 .content .box .right{
    width: 550px;
    padding-left: 31px;
}
.set2 ul,.set2 li{
    display: inline-block;
    vertical-align: text-top;
    width: 450px;
}
.set2 li{
    width: 102px;
    height: 30px;
    border: 1px solid #B51900;
    line-height: 27px;
    text-align: center;
    margin: 0 6px 15px 0;
}
.bgc{background: #D31A2C;}
.set2 li:hover{
    background: #D31A2C;
    cursor: pointer;
}
.set2 .p1{
    margin-top: 3px;
}
.set2 .p2{
    margin: 4px 0 15px;
}
.set2 .buy{
    width: 147px;
    height: 51px;
    line-height: 51px;
    background: #BE0A31;
    border-radius: 15px;
    text-align: center;
}
.set2 .brand{
    width: 54px;
    height: 58px;
    background: url(../images/cuxiao.png);
    position: absolute;
    right: 20px;
    top: 0;
    font-size: 16px;
    color: #ffffff;
    text-align: center;
}
.set2 .brand p{
    line-height: 18px;
    margin-top: 10px;
}
.set3{
    padding: 80px 80px 30px;
    margin: 100px auto 0;
    width: 1200px;
    background: linear-gradient(0deg, #BE0A31, #BE0A31);
    border-radius: 20px;
}
.set3 .nav{
    width: 992px;
    height: 70px;
    border-radius: 20px;
    margin: 40px auto 66px;
    overflow: hidden;
    display: flex;
    border: 1px solid #F86F49;
}
.set3 .nav li{
    width: 25%;
    cursor: pointer;
    font-size: 22px;
    color: #ffffff;
    text-align: center;
    line-height: 70px;
    background: #E4496B;
}
.bgc1{
    background: linear-gradient(0deg,  #FC503E,#FF7C54) !important;
}
.set3 .nav li:not(:last-child){
    border-right: 1px solid #F86F49;
}
.set3 .content:not(:nth-of-type(2)){
    display: none;
}
.set3 .content p{
    font-size: 20px;
}
.set3 .content li{
    width: 300px;
    margin-bottom: 50px;
    float: left;
}
.set3 .content li:not(:nth-child(3n+1)){
    margin-left: 70px;
}
.set3  .img{
    width: 300px;
    height: 300px;
    border-radius: 20px;
    background-color: #fff;
    padding: 30px 70px;
}
.set3  .img img{
    width: 161px;
    height: 231px;
}
.set3 .content .btm{
    padding-right: 10px;
    padding-left: 7px;
    height: 70px;
    line-height: 70px;
    background: linear-gradient(0deg,  #FC503E,#FF7C54);
    border-radius: 10px;
}
.set3 .content .btm a{
    width: 126px;
    height: 50px;
    line-height: 50px;
    text-align: center;
    background: #BE0A31;
    border-radius: 15px;
    position: relative;
    top: 50%;
    transform: translateY(-50%);
}
.set3 .content .btm span{
    vertical-align: middle;
}
.textdel{
    text-decoration: line-through;
}
/*footer*/
.footer{background:#333333;height:70px;overflow:hidden;font-size:13px;color:#fff;text-align: center;border-top: 1px solid #4b4b4b;}
.footer p{width:1200px;margin:30px auto 0;}
.footer p a{color:#fff;display: inline;}