.wp * { box-sizing: border-box }
.clearfix:after { content: "."; display: block; clear: both; height: 0; overflow: hidden }
.clearfix { zoom: 1 }
.left { float: left }
.right { float: right }
.block { display: block }
.JS_kefu { cursor: pointer }
.w1140 { width: 1140px; margin: 0 auto; overflow: hidden }
.wp{
    display: block;
    width: 1000px;
    margin: 0 auto;
}
.wp img{
    display: block;
    width: 100%;
    margin: 0;
}