.Craftskill {
    width: 100%;
   
}

.Craftskill-img {
    width: 100%;
    text-align: center;
    -webkit-margin: 0 auto;
    -moz-margin: 0 auto;
    -o-margin: 0 auto;
    -ms-margin: 0 auto;
    margin: 0 auto;
    background-image: url("../img/beijing.png");
    background-repeat: no-repeat;
    background-size: 100% 100%;
    padding: 4rem 0;
    position: relative;
}