\u4e00\u3001\u767b\u5f55\u6ce8\u518c\u9875\u9762\u8bbe\u8ba1\u89c4\u8303\u4e0e\u767e\u5ea6SEO\u9002\u914d\u7b56\u7565
\n1.1 \u54cd\u5e94\u5f0f\u5e03\u5c40\u9002\u914d\u539f\u5219
\n\u6839\u636e\u767e\u5ea6\u79fb\u52a8\u641c\u7d22\u767d\u76ae\u4e66\uff0c\u79fb\u52a8\u7aef\u767b\u5f55\u9875\u8f6c\u5316\u7387\u9700\u8fbe\u5230\u884c\u4e1aTOP10\u768485%\u4ee5\u4e0a\u3002\u63a8\u8350\u91c7\u7528Flex+Grid\u5e03\u5c40\u65b9\u6848\uff1a
\n“`css
\n\/* \u79fb\u52a8\u4f18\u5148\u54cd\u5e94\u5f0f\u7ed3\u6784 *\/
\nntainer {
\n display: flex;
\n flex-direction: column;
\n min-height: 100vh;
\n padding: 20px 15px;
\n}<\/p>\n
\/* \u54cd\u5e94\u5f0f\u8f93\u5165\u6846\u8c03\u6574 *\/
\n@media (min-width: 768px) {
\n .form-group {
\n width: 400px;
\n margin: 0 auto;
\n }
\n}
\n“`
\n\u5173\u952e\u6570\u636e\uff1a
\n– \u79fb\u52a8\u7aef\u9875\u9762\u5bbd\u5ea6\u5e94\u9002\u914d375px\u57fa\u51c6
\n– \u54cd\u5e94\u5f0f\u5207\u6362\u9608\u503c\u5efa\u8bae\u8bbe\u4e3a768px
\n– \u538b\u7f29\u540e\u7684CSS\u4f53\u79ef\u9700\u4f4e\u4e8e50KB<\/p>\n
1.2 \u5173\u952e\u8bcd\u5e03\u5c40\u4f18\u5316\u6280\u5de7
\n\u5728HTML5\u8bed\u4e49\u5316\u7ed3\u6784\u4e2d\u5408\u7406\u5d4c\u5165\u6838\u5fc3\u5173\u952e\u8bcd\uff1a
\n“`html<\/p>\n
<input type="text"
\n placeholder=”\u8bf7\u8f93\u5165\u767e\u5ea6\u8ba4\u8bc1\u8d26\u53f7\uff08\u652f\u6301\u641c\u7d22\u6846\u81ea\u52a8\u8865\u5168\uff09”
\n name=”username”
\n required
\n autocomplete=”username”
\n >
\n <input type="password"
\n placeholder=”\u767e\u5ea6\u5b89\u5168\u5bc6\u7801\uff08\u5efa\u8bae\u4f7f\u752812\u4f4d\u542b\u5927\u5c0f\u5199+\u7b26\u53f7\u7ec4\u5408\uff09”
\n name=”password”
\n pattern=”^(?=.*[a-z])(?=.*[A-Z])(?=.*d)(?=.*[-!@$%^&*]).{12,}$”
\n >
\n