CSS 表单

输入框前有图片

老板让你实现在输入框前有图片的功能。老板觉得用图片代替文字更有说服力。

CSS 表单

要实现这样的功能很简单,它的原理是将图片放在内边距内。

代码

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<!DOCTYPE html>
<html>
    <head>
        <title>表单输入组件样式</title>
        <style type="text/css">  
            input {
                font-size: 120%;
                color: #5a5854;
                
                border: 1px solid #bdbdbd;
                border-radius: 5px;
                padding: 5px 5px 5px 30px;
                background-repeat: no-repeat;
                background-position: 8px 9px;
                display: block;
                margin-bottom: 10px;}
            input:focus, input:hover {
                
                border: 1px solid #b1e1e4;}
            input#email {
                background-image: url("email.png");}
            input#twitter {
                background-image: url("twitter.png");}
            input#web {
                background-image: url("web.png");}
        </style>
    </head>
    <body>
    <h1>软件开发,成就梦想</h1>
    <h2>学编程,上利永贞网 https://www.liyongzhen.com/</h2
        <form>
            <input type="text" id="email" />
            <input type="text" id="twitter" />
            <input type="text" id="web" />
        </form>
    </body>
</html>

源码下载

CSS 表单

表单组件排版

未经美化的HTML表单通常是这个鬼样子。

CSS 表单

这样的效果自然不好看,下面的代码对表单进行美化。

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<!DOCTYPE html>
<html>
    <head>
        <title>单选按钮对齐</title>
        <style type="text/css">
            div {
                margin: 10px;
                padding-bottom: 10px;
                max-width:360px;
            }
            .title {
                float: left;
                width: 100px;
                text-align: right;
                padding-right: 10px;}
            .submit {
                text-align: right;}
        </style>     
    </head>
    <body>
    <h1>软件开发,成就梦想</h1>
    <h2>学编程,上利永贞网 https://www.liyongzhen.com/</h2
        <form  method="post">
            <div>
                <label for="name" class="title">用户名:</label>
                <input type="text" id="name" name="name" />
            </div>
            <div>
                <label for="password" class="title">密码:</label>
                <input type="password" id="password" name="password" />
            </div>
            <div>
                <span class="title">性别:</span>
                <input type="radio" name="gender" id="male" value="M" />
                <label for="male">男</label>
                <input type="radio" name="gender" id="female" value="F" />
                <label for="female">女</label><br />
            </div>
            <div class="submit">
                <input type="submit" value="提交" id="submit" />
            </div>
        </form>
    </body>
</html>

CSS 表单

关键技术:

1、对每一行(标签和输入框组件)限制长度 max-width:360px;

2、对【性别】进行左边浮动,它的文本进行右对齐。


光标样式

cursor 属性有不同的值,这些值让光标显示不同的形状。

常见的形状有:

属性值 说明
default 默认光标,通常是一个箭头
auto 浏览器自动识别的光标
crosshair 十字线
pointer 手型指针
move 移动指针
text 文本指针
wait 指示程序正忙
col-resize 双向移动
help 帮助指针

示例

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<!DOCTYPE html>
<html>
    <head>
        <title>单选按钮对齐</title>
        <style type="text/css">
            a{display:block}
            a.aut{cursor:auto}
            a.crosshair{cursor:crosshair}
            a.default{cursor:default}
            a.pointer{cursor:pointer}
            a.move{cursor:move}
            a.text{cursor:text}
            a.wait{cursor:wait}
            a.help{cursor:help}
        </style>     
    </head>
    <body>
    <h1>软件开发,成就梦想</h1>
    <h2>学编程,上利永贞网 https://www.liyongzhen.com/</h2
    <a class="auto">auto</a>
    <a class="crosshair">crosshair</a>
    <a class="default">default</a>
    <a class="pointer">pointer</a>
    <a class="move">move</a>
    <a class="text">text</a>
    <a class="wait">wait</a>
    <a class="help">help</a>
    </body>
</html>

CSS 表单

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