.jrwm{
    width: 100%;
    overflow: auto;
    background: url(../images/jrwm.png) no-repeat top left;
    background-size: 100%;
    min-height: 500px;
}
.jrwm .con{
    width: 50%;
    margin-right: 20px;
    margin-top: 20px;
    color: #000;
    float: right;
}
@media screen and (max-width: 1030px) {
    .jrwm .con{
        width: 90%;
    }
}