.internetYao {
    background: url(../images/biankuang2.png);
    background-size: 100% 100%;
    height: 500px;
}

.internetYao ul {
    padding: 100px 150px 80px;
}

.ziliao,
.condition,
.materials,
.flow {
    min-width: 1200px;
}

.internetYao ul p:nth-child(1) {
    font-size: 24px;
}

.internetYao ul p:nth-child(1) span {
    display: inline-block;
    width: 4px;
    height: 20px;
    background: #e6b977;
    margin-right: 10px;
}

.internetYao ul p:nth-child(2) {
    font-size: 20px;
    margin: 20px 0;
}

.condition {
    background: #fafafa;
}

.materials {
    background: url(../images/cailiao.png);
}

.condition ul li {
    background: url(../images/dhk2.png) no-repeat;
    height: 180px;
    padding: 50px 190px 50px 50px;
    font-size: 20px;
}

.materials li {
    margin-top: 13px;
}

.materials li span {
    float: left;
    margin-top: 15px;
    margin-left: -20px;
    width: 40px;
    height: 40px;
    background-color: #829bf0;
    box-shadow: 6px 7px 24px 0px rgba(0, 0, 0, 0.1);
    border-radius: 50%;
    color: #FFFFFF;
    font-size: 14px;
    font-weight: 400;
    line-height: 40px;
    text-align: center;
    z-index: 5;
}

.materials li p {
    padding: 14px 18px 14px 40px;
    height: 70px;
    border: 2px solid #E5E5E5;
    font-size: 16px;
    font-weight: 400;
    color: #666666;
    line-height: 42px;
}

.materials ul li:last-child p {
    line-height: 26px;
}

.materials ul li:hover {
    background-color: #adc4e2;
    color: #fff;
}

.materials ul li:hover p {
    color: #fff;
}

.materials .btn {
    margin-top: 80px;
    margin-left: 25%;
    padding-bottom: 60px;
}

.materials .btn .number {
    width: 416px;
    height: 60px;
    line-height: 60px;
    border-radius: 4px;
    border: 1px solid #3f6699;
    float: left;
    font-size: 20px;
}

.materials .iphone {
    float: left;
    width: 100px;
    height: 60px;
    background: linear-gradient(90deg, #E83233 0%, #8321E4 100%);
    border-radius: 4px;
    border-bottom-left-radius: 0;
    border-top-left-radius: 0;
    font-weight: 600;
    text-align: center;
    color: #FFFFFF;
    line-height: 60px;
    margin-left: -2px;
}

.flow ul li {
    font-size: 20px;
    text-align: center;
}

.flow ul li img {
    position: relative;
}

.flow ul li>div {
    width: 250px;
    position: absolute;
    top: 43px;
    padding: 0 0 0 30px;
}

.flow ul li>div>span {
    display: inline-block;
    padding-bottom: 20px;
    font-size: 24px;
}