.guanyu_js_box {
    width: 70%;
    height: auto;
    background: #ffffff;
    border-radius: 5px;
    padding: 20px;
    font-family: MiSans;
    font-weight: 400;
    font-size: 12px;
    color: #0f0f0f;
    line-height: 25px;
    text-align: left;
    margin: 0px auto;
    box-sizing: border-box;
    box-shadow: 0 20px 20px 0px #edf2ff;
    margin-bottom: 40px;
    margin-top: -100px;
    background-color: rgba(255, 255, 255, 0.6);
}
.guanyu_js_box h3 {
    font-family: MiSans;
    font-weight: 500;
    font-size: 18px;
    color: #0f0f0f;
    line-height: 15px;
    margin-bottom: 20px;
}
.guanyu_js_box span {
    color: #195ffe;
}
.guanyu_card_box {
    width: 70%;
    margin: 0 auto;
}
.guanyu_card_box {
    display: flex;
}
.itme_box {
    width: 25%;
    flex-direction: row;
    flex-wrap: nowrap;
    background: #edf2ff;
    justify-content: space-between;
    border-radius: 2px;
    margin: 10px;
    padding: 10px 26px 10px 26px;
}
.itme_box img {
    width: 70px;
    height: 70px;
    margin: 20px;
}
.itme_box h4 {
    margin-bottom: 20px;
}
.itme_box p {
    text-align: left;
    line-height: 22px;
    font-family: MiSans;
    font-weight: 400;
    color: #666666;
}
.guan_bottom_box {
    width: 70%;
    height: 300px;
    margin: 30px auto;
    overflow: hidden;
}
.guan_bottom_back {
    position: relative;
    width: 70%;
    margin-left: 30%;
    margin-top: -300px;
    height: 260px;
    background: url(../images/bottom_img.png) no-repeat;
    background-size: 100% 100%;
    margin-bottom: 0px;
}
.guan_bottom_box h2 {
    font-family: Alimama ShuHeiTi;
    font-weight: bold;
    font-size: 20px;
    color: #0f0f0f;
    line-height: 37px;
    text-align: left;
}
.guan_bottom_box h2 span {
    color: #195ffe;
}
.guan_card_kefu {
    display: flex;
}
.kefu {
    width: 20%;
    flex-direction: row;
    flex-wrap: nowrap;
    background: #edf2ff;
    border-radius: 5px;
    margin: 10px;
    padding: 10px 26px 10px 26px;
    justify-content: space-between;
    border: 1px solid #2954bc;
    font-family: MiSans;
    color: #2954bc;
}
.kefu h4 {
    margin: 10px;
}
.kefu img {
    width: 20px;
}
.tousu {
    min-width: 180px;
    background: #fff5eb;
    border: 1px solid #e67121;
    color: #e67121;
}
.guan_btn {
    width: 20px;
    min-width: 150px;
    border-radius: 10px;
    margin: 10px;
}