/* 导航部分 */
* {
    margin: 0;
    padding: 0;
}

body {
    width: 100vw;
    height: 100vh;
    overflow-x: hidden;
}

/* 顶部导航 */
header {
    width: 80vw;
    margin: 0 auto;

    nav {
        width: 1500px;
        height: 50px;
        text-align: center;
        margin: 10px auto;
        display: flex;
        justify-content: space-around;

        a {
            text-decoration: none;
            color: #4e4e4e;
            font-size: 16px;
            font-weight: 600;
        }
    }
}

nav a:nth-child(1) {
    margin-top: 5px;
}

nav a:nth-child(2),
a:nth-child(3) {
    margin-top: 15px;
}

.Bpu,
#puC {
    margin: 0 auto;
}

/* 产品详情 */
.chancar {
    width: 1100px;
    height: 80px;
    margin: 50px auto 0;
}

.chancar p:first-child {
    font-size: 36px;
    color: #4292f9;
    font-weight: 500;
    text-align: center;
}

.chancar p:nth-child(2) {
    text-align: center;
    color: #4c389c;
    font-weight: 600;
    font-size: 20px;
}

/* 列表开始 */
#gongL {
    width: 1100px;
    margin: 0 auto;
}

/* 一型号 */
#e1 {
    width: 1100px;
    height: 500px;
    margin: 0 auto;
    display: flex;
}

#e1 .left,
.right {
    width: 650px;
    height: 500px;
}

#e1 .left ul {
    list-style: none;
    width: 500px;
    margin: 30% auto;
}

#e1 .left ul li {
    margin-top: 10px;
    line-height: 30px
}

#e1 .left ul li:first-child {
    font-size: 28px;
    font-weight: 500;
    color: #4292f9;
    text-align: center;
}

#e1 .left ul li:nth-child(2) {
    text-align: center;

}

#e1 .left ul li:nth-child(2),
#e1 .left ul li:nth-child(3),
#e1 .left ul li:nth-child(4) {
    color: #4e4e4e;
}


/* 一百型号 */
#e2 {
    width: 1100px;
    height: 500px;
    margin: 0 auto;
    display: flex;
}

#e2 .left,
.right {
    width: 650px;
    height: 500px;
}

#e2 .right ul {
    list-style: none;
    width: 500px;
    margin: 30% auto;
}

#e2 .right ul li {
    margin-top: 10px;
    line-height: 30px
}

#e2 .right ul li:first-child {
    font-size: 28px;
    font-weight: 500;
    color: #4292f9;
    text-align: center;
}

#e2 .right ul li:nth-child(2) {
    text-align: center;

}

#e2 .right ul li:nth-child(2),
#e2 .right ul li:nth-child(3),
#e2 .right ul li:nth-child(4) {
    color: #4e4e4e;
}


#e1 img,
#e2 img {
    width: 400px;
    height: 400px;
    border: #d3d3d3 solid 1px;
    margin: 60px 0px 0px 100px;
}

#e2 img {
    margin: 60px 0px;
}

#e1,
#e2 {
    margin-top: 50px;
}

/* 结尾部分 */
#dib {
    margin-top: 30px;
}