.wrapper {
    width: 1100px;
    margin: 0 auto;
}
.y-banner {
    width: 100%;
}
.y-banner img {
    display: block;
    width: 100%;
}
.ads img{
    display: block;
    width: 100%;
}
.head{
    margin: 0 auto;
}
.head img{
    width: 100%;
}

/* section1 */
.section1{
    background-color: #dd9557;
}
.section2-1{
    margin-top: 30px;
}
.title{
    margin-top: 88px;
}
.section2-1 .title img{
    width:22%;
}
.section2-1 .title1 img{
    width: 85%;
}
.section2-c{
    overflow: hidden;
    height: 367px;
}
.section2-cc{
    overflow: hidden;
    height: 275px;
}
.section2-c-l{
    float: left;
    width: 42%;
    margin-left: 55px;
margin-top: 20px;
}
.section2-c-l img{
    width: 100%;
}
.section2-c-l p{
    font-size: 20px;
    text-align: center;
}
.section2-c-l h3{
    font-size: 25px;
    margin-top: 20px;
    margin-bottom: 20px;
    color: #333;
}
.section2-c-l a{
    display: block;
    padding: 10px;
    font-size: 20px;
    color: #fff;
    text-align: center;
    background-color: #6a3104;
}
.stern img{
    width: 100%;
}
.section3{
    margin-top: -3px;
}
.tell-icon{
    height: 200px;
    text-align: center;
    margin-top: -6px;
    background-color: #d49a55;
}
.tell-icon img{
    width: 50%;
    margin-top: 60px;
}
.section4 img{
    display: block;
    width: 100%;
}