.step{
    width:1400px;
    background: salmon;
}
.step .list1{
    width:180px;
    height: 240px;
    float: left;
}
.step .list1 .round{
    width:180px;
    height: 180px;
    display: block;
    border-radius: 50%;
    background: #e1251b;
    cursor: pointer;
}
.step .list1 .round-title{
    width:180px;
    margin-top: 43px;
    text-align: center;
    color: #000;
    font-family: "微软雅黑";
}
.step .list2{
    width:226.666667px;
    height: 180px;
    line-height: 180px;
    text-align: center;
    color: #e1251b;
    font-size: 36px;
    float: left;
}
.img-display{
    width: 1400px;
    height: 700px;
}
.img-display>img{
    width: 1400px;
    height: 700px;
}


/*提交表单验证提醒框*/
.toptips {
    display: none;
    position: fixed;
    -webkit-transform: translateZ(0);
    width: 100%;
    top: 0;
    line-height: 3;
    font-size: 14px;
    text-align: center;
    color: #fff;
    z-index: 50000;
    opacity: 0;
    -webkit-transition: opacity .3s;
    transition: opacity .3s;
}

.toptips.toptips-visible {
    opacity: 1;
}

.bg-primary, .bg-success, .bg-danger, .bg-error, .bg-warning {
    color: #fff;
    background-color: rgba(233, 71, 21, .9);
}
/*End 提交表单验证提醒框*/