.main h2, .main h3 {
    margin-top: 20px;
    margin-bottom: 10px;
}
.top-banner {
    height: 221px;
    -webkit-background-size: cover;
    -moz-background-size: cover;
    -o-background-size: cover;
    background-size: cover;
    color: #fff;
    padding: 60px 0;
    background: #4276FF;
    position: relative;
    overflow: hidden;
}

.top-banner::before {
    display: block;
    content: '';
    position: absolute;
    background: rgba(255,255,255,.1);
    box-shadow: 0 4px 9px rgba(58,101,216,.4);
    width: 322px;
    height: 322px;
    border-radius: 50%;
    right: 13%;
    top: -182px;
    }
.top-banner::after {
    display: block;
    content: '';
    position: absolute;
    background: rgba(255,255,255,.1);
    box-shadow: 0 4px 9px rgba(58,101,216,.4);
    width: 259px;
    height: 259px;
    border-radius: 50%;
    left: 18%;
    bottom: -165px;
    }
    @media (max-width: 1024px){
        .top-banner::after {
            width: 170px;
            height: 170px;
            left: auto;
            right: -58px;
            bottom: -88px;
        }
        .top-banner::before {
            width: 92px;
            height: 92px;
            top: -46px;
            left: 9px;
        }
    }
  

.top-banner .tech-h1 {
    color: #fff;
    white-space: nowrap;
}

.content-box {
    padding-top: 30px;
    padding-bottom: 100px;
}
.content-box > .container{
    display: flex;
    justify-content: space-between;
    flex-wrap: wrap;
}
.content-left {
    overflow: hidden;
    background: #fff;
    -webkit-box-shadow: 0 2px 40px #ccc;
    -moz-box-shadow: 0 2px 20px #ccc;
    box-shadow: 0 2px 20px #b1b1b1;
    font-size: 14px;
    font-weight: 600;
    max-width: 262px;
    width: 25%;
    height: 100%;
}

.content-left .title {
    font-size: 20px;
    font-weight: 600;
    padding: 0 30px 15px 32px;
    margin: 0;
}

.content-left ul li a {
    display: block;
    padding: 12px 30px 12px 30px;
    ;
}
.content-left ul li a:hover,a:focus{
    color: #4858EC;
}
.content-left ul li a.curr {
    background: #e0e0e0;
    border-left: 3px solid #4858EC;
    color: #4858EC;
}

.content-right {
    color: #666666;
    font-size: 16px;
    max-width: 870px;
    width: calc(77% - 30px);
}

.content-right .step {
    font-size: 18px;
    color: #333;
    font-weight: bold;
    margin-top: 30px;
    margin-bottom: 0;
}

.content-right h2 {
    border-bottom: 1px solid #e0e0e0;
    line-height: 2.0;
}

.content-right h3 {
    font-size: 24px;
}

.content-right p {
    padding-bottom: 12px;
    margin-bottom: 10px;
}

.content-left ul li p {
    margin-bottom: 0;
}

.content-right a{
    color:#4858EC;
    word-break: break-all;
    text-decoration: underline;
}
.content-right a:hover{
    color: #6170F5;
    text-decoration: underline;
}
.content-right p{
    padding-bottom:0;
}
.content-right .list-paddingleft-2{
    list-style-type: disc;
    padding-left:18px;
}
.content-right .mb35{
    margin-bottom:35px;
}
.content-right .mb22{
    margin-bottom:22px;
}


@media screen and (max-width:1024px) {
    .content-right {
        width: calc(75% - 30px);
    }
}
@media screen and (max-width:992px) {

    .top-banner {
        height: auto;
        padding: 40px 0;
    }
    .content-left {
        margin-bottom: 30px;
        width: 100%;
        max-width: 100%;
    }
    .content-right {
        max-width: 100%;
        width: 100%;
    }

}

@media screen and (max-width: 767px) {

    h2,
    .pb-h2 {
        font-size: 25px;
    }

    .top-banner .tech-h1 {
        font-size: 25px
    }
}