.banner {
    background: url(../images/banner2.png) no-repeat;
    background-size: 100%;
}

.nav-list .active::after {
    width: 28px;
    height: 3px;
    background: #00CCCC;
    display: block;
    content: '';
    position: absolute;
    left: 50%;
    margin-left: -14px;
}

.banner-title {
    margin-top: 170px;
}

.superiority .main-title {
    margin: 20px 0;
}

.introduction-content {
    font-size: 20px;
    color: rgba(91, 95, 106, 1);
    line-height: 32px;
}

.introduction-content p {
    margin-bottom: 20px;
}

.introduction-content .introduction {
    color: #5B5F6A;
    font-weight: 500;
}

.apple {
    background: #F7F8F9;
    margin-top: 100px;
}

.apple-content img {
    width: 100%;
    margin-top: 70px;
}

.appliance {
    margin-top: 100px;
}

.appliance-sub {
    font-size: 14px;
    color: #999;
    text-align: center;
}

.appliance-box {
    margin-top: 40px;
    overflow: hidden;
}

.appliance-box .appliance-content {
    float: left;
    width: 670px;
    height: 592px;
    overflow: hidden;
    position: relative;
}

.appliance-content .appliance-message {
    width: 630px;
    background: rgba(0, 0, 0, 0.5);
    position: absolute;
    bottom: 0;
    padding: 16px 20px;
    font-size: 14px;
    color: #fff;
    line-height: 22px;
}

.appliance-box .appliance-content img {
    width: 100%;
}

.appliance-box .appliance-list {
    float: right;
    width: 350px;
    height: 592px;
    background: rgba(122, 134, 141, 1);
    color: #fff;
    font-size: 20px;
    padding: 0 40px;
}

.appliance-list ul {
    margin-right: -60px;
}

.appliance-list li {
    float: left;
    text-align: center;
    margin-top: 40px;
    margin-right: 50px;
}

.appliance-list img {
    width: 34px;
}

.appliance-list .appliance-icon {
    width: 80px;
    height: 80px;
    border: 1px solid rgba(216, 216, 216, 1);
    border-radius: 50%;
    overflow: hidden;
    line-height: 80px;
    margin-bottom: 30px;
    cursor: pointer;
}

.appliance-list .active .appliance-icon {
    background: #00CCCC;
    border: 1px solid #00CCCC;
}
.service-process .process-title::before{
    left: 360px;
}
.service-process .process-title::after{
    right: 360px;
}