HTML+CSS项目案例（主体部分-首页（index））-2

.recom {
    height: 163px;
    background-color: #ebebeb;
    margin-top: 12px;
}
.recom_hd {
    float: left;
    height: 163px;
    width: 205px;
    background-color: #5c5251;
    text-align: center;
    padding-top: 30px;
}
.recom_bd {
    float: left;
}
.recom_bd ul li {
    position: relative;
    float: left;
}
.recom_bd ul li img {
    width: 248px;
    height: 163px;
}
.recom_bd ul li:nth-child(-n+3)::after {
    content: '';
    position: absolute;
    right: 0;
    top: 10px;
    width: 1px;
    height: 145px;
    background-color: #ddd;
}

 <div class="w recom">
        <div class="recom_hd">
            <img src="images/recom.png" alt="">
        </div>
        <div class="recom_bd">
            <ul>
                <li><img src="upload/recom_03.jpg" alt=""></li>
                <li><img src="upload/recom_03.jpg" alt=""></li>
                <li><img src="upload/recom_03.jpg" alt=""></li>
                <li><img src="upload/recom_03.jpg" alt=""></li>
            </ul>
        </div>
    </div>

<!-- 1楼家用电器楼层 -->
        <div class="w jiadian">
            <div class="box_hd">
                <h3>家用电器</h3>
                <div class="tab_list">
                    <ul>
                        <li> <a href="#" class="style_red">热门</a>|</li>
                        <li><a href="#">大家电</a>|</li>
                        <li><a href="#">生活电器</a>|</li>
                        <li><a href="#">厨房电器</a>|</li>
                        <li><a href="#">生活电器</a>|</li>
                        <li><a href="#">个护健康</a>|</li>
                        <li><a href="#">应季电器</a>|</li>
                        <li><a href="#">空气/净水</a>|</li>
                        <li><a href="#">新奇特</a>|</li>
                        <li><a href="#"> 高端电器</a></li>
                    </ul>
                </div>
            </div>

.box_hd {
    height: 30px;
    border-bottom: 2px solid #c81623;
}
.box_hd  h3 {
    float: left;
    font-size: 18px;
    color: #c81623;
    font-weight: 400;
}
.tab_list {
    float: right;
    line-height: 30px;
}
.tab_list ul li {
    float: left;
}
.tab_list ul li a {
    margin: 0 15px;
}
.floor .w {
    margin-top: 30px;
}