#main-content {
    width: 100%;
    overflow: hidden;
}

.content-box {
    width: 100%;
    padding: 0 10%;
}

#main-content>.content-box {
    margin-top: 50px;
}

.content-top>h3 {
    font-size: 1.9vw;
    color: #474747;
}

.content-top>p {
    height: 4px;
    width: 1.5vw;
    background-color: #227fe7;
    margin-top: 20px;
}

.content-desc>.desc {
    margin-top: 30px;
}

.desc {
    font-size: 1vw;
    color: #787878;
    line-height: 2;
}

.content-box-bac {
    width: 100%;
    background-color: #fafafa;
    padding: 30px 0 60px;
    margin-top: 50px;
}

.desc-img {
    margin: 50px auto 0;
    display: flex;
    justify-content: space-between;
    flex-wrap: wrap;
}

.desc-img>div {
    flex: 1;
    text-align: center;
    margin-bottom: 20px;
}

.desc-img>div>img {
    width: 100px;
    height: 100px;
}

.desc-img>div>p {
    font-size: 1.4vw;
    font-weight: bold;
    color: #343434;
    margin-top: 20px;
    text-align: center;
}

.content-img1>img {
    width: 80%;
}

.content-img1 {
    margin-top: 30px;
    text-align: center;
}

.content-img2 {
    width: 80%;
    text-align: center;
    margin: 30px auto 0;
}

.content-img3 {
    width: 100%;
    margin: 30px auto 0;
}

.case-img-list {
    margin-top: 40px;
    display: flex;
    justify-content: space-between;
}

.case-img-list>div {
    width: 30%;
}

.case-img-list>div>img {
    width: 100%;
}

/* 解决方案 */

.content-box1 {
    display: flex;
    margin: 50px auto;
    box-shadow: 0 0 10px #c2c2c2;
    border-radius: 10px;
    overflow: hidden;
}

.content-ul1 {
    display: flex;
    justify-content: space-between;
    margin-top: 50px;
    text-align: center;
    width: 90%;
    margin-left: 5%;
}

.content-ul1 li {
    display: flex;
    align-items: center;
    text-align: left;
    width: 46%;
}

.content-ul1 li p {
    font-size: 1.2vw;
    color: #474747;
    font-weight: bold;
}

.content-ul1 li>div {
    font-size: 1vw;
    color: #787878;
    margin-left: 30px;
}

/* 解决方案 */

@media screen and (max-width: 800px) {
    .case-img-list {
        display: block;
        margin-top: 20px;
    }
    .case-img-list>div {
        width: 100%;
        margin-bottom: 20px;
    }
    .desc-img>div {
        flex: none;
        width: 50%;
    }
    /* 解决方案 */
    /* --------------方案优势 */
    .content-ul1 {
        display: block;
    }
    .content-ul1>li:nth-child(2) {
        margin-left: 0;
    }
    .content-ul1 li {
        margin-top: 30px;
        width: 100%;
    }
    .content-ul1-2 {
        margin-top: 0;
    }
}