*{
    margin: 0px;
    padding: 0px;
}
#all{
    width: 1490px;
    height: 1300px;
    margin: auto;
    background-color: #f5f5f5;
}
.head{
    width: 1490px;
    height: 107px;
}
/* 导航栏样式 */
.head-top{
    width: 1490px;
    height: 70px;
    background-color: rgb(42, 37, 37);
    float: left;
    border-bottom: 4px solid red;
}
.head-top ul{
    margin-left: 100px;
    width:auto;
    height: 70px;
    float: left;
}
.head-top .img1{
    height: 70px;
    margin-left: 100px;
    float: left;
    margin-right: 20px;
}
.head-top ul li{
    float: left;
    height: 70px;
    width: 90px;
    display: block;
    line-height: 70px;
    text-align: center;
}
.head-top ul li a{
    text-decoration: none;
    color: white;
    width: 90px;
    height: 70px;
    display: block;
}
.head-top ul li a:hover{
    background-color:#0a0909 ;
}
/* 黑色：0a0909，红色：d40505 */
.head-top ul li.selected{
    /* background-color: aqua; */
    background-image: url('../img/导航栏1.png');
    width: 90px;
    height: 70px;  
}
input::-webkit-input-placeholder{   /* 使用webkit内核的浏览器 */
        color: #9e9a9a;
        padding-left: 10px;
    }
.head-top ul input{
    float: left;
    height: 30px;
    border-radius: 40px;
    margin-left: 60px;
    margin-top: 18px;
    text-align: center;
}
.head-top ul button{
    float: left;
    border-radius: 40px;
    width: 90px;
    height: 34px;
    margin-top: 18px;
    background-color: black;
    border: 1px solid rgb(108, 103, 103);
    margin-left: 10px;
    font-size: 10px;
}
.head-top ul button a{
    text-decoration: none;
    color: white;
}
.head-top ul button:hover{
    border: 1px solid rgb(233, 230, 230);
}
.head-top .img2{
    float: left;
    height: 34px;
    width: 34px;
    border-radius: 50%;
    margin-top: 18px;
    margin-left: 30px;
}

.xz{
    width: 1490px;
    height: 750px;
    background-color: #0a0909;
}
.xz_all{
    padding:120px 0px 112px;
    width: 1490px;
    height: 556px;
}
.xz_all .xz_left{
    width:556px ;
    height: 475px;
    margin-left: 150px;
    float: left;
}
.xz_all .xz_left h3{
    color: white;
    font-size: 22px;
    width: 556px;
    height: 25px;
    margin: 0px 0px 23px;
    text-align: center;
}
.xz_all .xz_left img{
    width: 464px;
    height: 273px;
    margin: 0 0 3px 40px;
}
.xz_all .xz_left .an{
    width: 456px;
    height: 40px;
    margin: 20px 68px;
}
.xz_all .xz_left .an .app img{
    width: 140px;
    height: 40px;
}
.xz_all .xz_left .an .win img{
    width: 140px;
    height: 40px;
}
.xz_all .xz_left button{
    width: 300px;
    height: 65px;
    line-height: 65px;
    border-radius: 30px;
    background-color: white;
    font-size: 22px;
    color: #D10000;
    margin-left: 125px;
}

.xz_all .xz_right{
    width:556px ;
    height: 475px;
    margin-left: 100px;
    float: left;
}
.xz_all .xz_right h3{
    color: white;
    font-size: 22px;
    width: 556px;
    height: 25px;
    margin: 0px 0px 23px;
    text-align: center;
}
.xz_all .xz_right img{
    width: 276px;
    height: 273px;  
}
.xz_all .xz_right .sj{
    margin: 0 0 3px 140px;
}
.xz_all .xz_right .an{
    width: 560px;
    height: 40px;
    margin: 20px 80px;
}
.xz_all .xz_right .an .app{
    width: auto;
}
.xz_all .xz_right .an .app img{
    width: 140px;
    height: 40px;
    margin: 0px 30px;
}
.xz_all .xz_right .an .win img{
    width: 140px;
    height: 40px;
}
.xz_all .xz_right button{
    width: 300px;
    height: 65px;
    line-height: 65px;
    border-radius: 30px;
    background-color: white;
    font-size: 22px;
    color: #D10000;
    margin-left: 125px;
}

.khd1{
    width: 1490px;
    height: 350px;
    background-color: #fff;
}
.khd1 img{
    float: right;
    margin: 70px 250px 0px 0px;
}
.khd1 h3{
    width: 500px;
    font-size: 40px;
    color: #333;
    padding:115px 0px 15px 200px;
}
.khd1 p{
    width:400px;
    height: 96px;
    font-size: 16px;
    color: #666;
    padding:0px 0px 5px 200px;
}

.khd2{
    width: 1490px;
    height: 350px;
    background-color: #f8f8f8;
}
.khd2 img{
    float: left;
    margin: 50px 0px 0px 250px;
}
.khd2 h3{
    width: 500px;
    font-size: 40px;
    color: #333;
    padding:115px 0px 15px 200px;
    float: left;
}
.khd2 p{
    width: 400px;
    height: 96px;
    font-size: 16px;
    color: #666;
    padding:0px 0px 5px 200px;
    float: left;
}
/* 扫码 */
a.gotopbtn{
    width: 100px;
    height: 126px;
    position: fixed;
    z-index: 10;
    top: 395px;
    right: 25px;
    padding: 16px 18px 9px;
    background: #fff;
    box-shadow: 0 0 10px 0 rgb(0 0 0 / 50%);
    border-radius: 10px;
    color: #333;
    font-size: 12px;
    text-align: center;
    background-size: 100px 100px;
    padding: 16px 18px 9px;
    text-decoration: none;
}
a.gotopbtn img{
    width: 100px;
    height: 100px;
}
a.gotopbtn p{
    margin-top: 8px;
}