web前端之使用弹性和外边距进行网页布局、非常有用的小技巧、flex、margin、auto

阅读本书更多章节>>>>

MENU

效果图htmlcss解析

---

效果图

图中效果只需要flex和margin便可以实现。

---

---

html

<div class="w_100_ d_f h_168 p_6 bc_c0c0c0">    <div class="w_50 h_50 bc_e75f57 m_a"></div></div><div class="w_100_ d_f p_6 mt_20 bc_c0c0c0">    <div class="w_50 h_50 bc_e75f57"></div>    <div class="w_50 h_50 bc_f2b64c"></div>    <div class="w_50 h_50 bc_55bd4c ml_a"></div></div><div class="w_100_ d_f p_6 mt_20 bc_c0c0c0">    <div class="w_50 h_50 bc_e75f57"></div>    <div class="w_50 h_50 bc_f2b64c"></div>    <div class="w_50 h_50 bc_55bd4c ml_a"></div>    <div class="w_50 h_50 bc_e75f57"></div></div><div class="w_100_ d_f p_6 mt_20 bc_c0c0c0">    <div class="w_50 h_50 bc_e75f57"></div>    <div class="w_50 h_50 bc_f2b64c"></div>    <div class="w_50 h_50 bc_55bd4c ml_a mr_a"></div>    <div class="w_50 h_50 bc_e75f57"></div></div><div class="w_100_ d_f p_6 mt_20 bc_c0c0c0">    <div class="w_50 h_50 bc_e75f57"></div>    <div class="w_50 h_50 bc_f2b64c ml_a mr_a"></div>    <div class="w_50 h_50 bc_55bd4c ml_a mr_a"></div>    <div class="w_50 h_50 bc_e75f57"></div></div><div class="w_100_ d_f p_6 mt_20 bc_c0c0c0">    <div class="w_50 h_50 bc_e75f57"></div>    <div class="w_50 h_50 bc_f2b64c ml_a"></div>    <div class="w_50 h_50 bc_55bd4c ml_a"></div>    <div class="w_50 h_50 bc_e75f57 ml_a"></div></div><div class="w_100_ d_f fw_w p_6 mt_20 bc_c0c0c0">    <div class="item w_50 h_50 bc_e75f57"></div>    <div class="item w_50 h_50 bc_f2b64c"></div>    <div class="item w_50 h_50 bc_55bd4c"></div>    <div class="item w_50 h_50 bc_e75f57"></div>    <div class="item w_50 h_50 bc_f2b64c"></div>    <div class="item w_50 h_50 bc_55bd4c"></div>    <div class="item w_50 h_50 bc_e75f57"></div>    <div class="item w_50 h_50 bc_f2b64c"></div>    <div class="item w_50 h_50 bc_55bd4c"></div>    <div class="item w_50 h_50 bc_e75f57"></div>    <div class="item w_50 h_50 bc_f2b64c"></div>    <div class="item w_50 h_50 bc_55bd4c"></div>    <div class="item w_50 h_50 bc_e75f57"></div>    <div class="item w_50 h_50 bc_f2b64c"></div>    <div class="item w_50 h_50 bc_55bd4c"></div>    <div class="item w_50 h_50 bc_e75f57"></div></div>

---

css

.item {    --n: 7;    --gap: calc((100% - 50px * var(--n)) / var(--n) / 2);    margin: 10px var(--gap);}

---

解析

1、d_f：display: flex;
2、fw_w：flex-wrap: wrap;
3、m_a：margin: auto;
4、ml_a：margin-left: auto;
5、mr_a：margin-right: auto;
3、item类名比较特殊，所以单独定义，涉及到变量，不属于公共样式
4、其他类名基本是见名知意，不做过多叙述

阅读本书更多章节>>>>

本文链接：https://www.kjpai.cn/gushi/2024-04-05/154588.html，文章来源：网络cs，作者：峨乐，版权归作者所有，如需转载请注明来源和作者，否则将追究法律责任！