.clearfix::after {
    clear: both;
    content: ".";
    display: block;
    height: 0;
    visibility: hidden;
}

.clearfix {
}

/* 必要布局样式css */
.step-content {
    padding: 0px 0 80px  0;
    box-sizing: border-box;
 
}

.step-header h2 {
    position: relative;
    font-weight: normal;
    text-align: center;
    font-size: 38px;
    color: #353535;
    z-index: 50;
}

.step-header h3 {
    position: relative;
    font-weight: normal;
    text-align: center;
    font-size: 24px;
    color: #000;
    z-index: 50;
}

.step-layout {
    width: 100%;
    position: relative;
    margin: 0 auto
}

.step-layout-list {
    text-align: center;
    padding: 60px 0 0;
}

.step-layout-item {
    float: left;
    vertical-align: top;
    width: 52%;
    margin: 0 auto;
    position: relative;
    margin-left: 24%;
    margin-bottom: 110px;
}

.step-layout-item img {
    vertical-align: top;
    display: inline-block;
    background-color: transparent;
}

.step-layout-item h4 {
    font-size: 24px;
    margin: 20px 0 5px;
    font-weight: normal;
    margin-bottom: 20px;
}

.step-layout-item p {
    font-size: 14px;
    line-height: 1.6;
    color: #888;
}

.step-layout .step-layout-list .step-layout-item:not(:last-child):after {
    content: "";
    position: absolute;
    bottom:-60px;
    right: 50%;
    display: block;
    width: 28px;
    height: 20px;
    background: url(../images/sapp-store-arror.png) no-repeat;
}

.step-layout .step-layout-list .step-layout-item2:not(:last-child):after{
    background: none;
}
.step-layout-item2 .listimg{
     width: 100%;
     padding:0 20px;
}
.step-layout-item2 .listimg img{
    width: 100%;
    transition: all 0.8s;
    cursor: pointer;
}
.step-layout-item2 .listimg img:hover{
    transform:scale(1.1);
}



@media(max-width: 768px){


    .step-layout{
        width: 100%;
    }
    .step-content{
        padding:0px 0 20px  0;
    }
    .step-layout-item{
        width: 50%;
        margin-bottom: 20px;
        margin-left: 0;
        font-size: 12px;
    }
    .step-layout-item p{
        height: 66px;
        font-size: 12px;
        line-height: 20px;
        overflow-y: hidden;
        text-align: left;
        padding-right: 15px;
        padding-left: 15px;
    }
    .step-layout .step-layout-list .step-layout-item:not(:last-child):after{
        background: none;
    }

    .step-layout-item h4{
        font-size: 16px;
    }
    .step-layout-list{
        padding:10px 0 0;
    }



}