.wrap {
    width: 1200px;
    margin: 0 auto;
    zoom: 1;
}
.wrap .sp {
    width: 59%;
    float: left;
}
.wrap .tp {
    width: 41%;
    float: right;
}
.wrap .img1 {
    float: right;
    margin-bottom: 2.7%;
    border-radius: 5px;
    width: 97%;
}
@media only screen and (max-width: 640px){
    .wrap .img1{
        margin-bottom: 5%;
    }
}