.title h4{
    position: relative;
}

.title h4::before{
    content: url(../images/tit_lef.png);
    position: absolute;
    top: -6px;
    left: -30px;
}

.title h4::after{
    content: url(../images/tit_rig.png);
    position: absolute;
    top: 18px;
    right: -30px;
}

.full-posit-con{
    width: 550px;
    height: 485px;
    background: url(../images/full_posit_bg.png) no-repeat;
    background-size: 100%;
    margin: 0 auto;
}

.step-tit{
    font-size: 24px;
    font-family: Source Han Sans CN;
    font-weight: 500;
    color: #333333;
}

.tit-line{
    height: 20px;
    background: url(../images/break_line.png) no-repeat;
    background-position: 15px center;
}

.step-content{
    padding: 20px 13px;
}

.step-item{
    margin-right: 28px;
    position: relative;
}

.step-item img{
    width: 380px;
    height: 214px;
    border-radius: 4px;
}

.step-item p{
    text-align: center;
    font-size: 16px;
    font-family: Source Han Sans CN;
    font-weight: 400;
    color: #333333;
    line-height: 40px;
}

.torig-ico{
    width: 21px!important;
    height: 14px!important;
    position: absolute;
    top: 50%;
    right: -23px;
    transform: translateY(-50%);
    margin-top: -30px;
}