使用 CSS3 伪类选择器美化按钮

发布于 2025-06-25 10:26:30 字数 2713 浏览 11 评论 0

使用 CSS3 伪类选择器美化按钮

<!DOCTYPE html>
<html>
  <head>
  <meta charset="utf-8">
  <title>使用 CSS3 美化按钮</title>
</head>
<body>
  <div class="download-info">
  [View Project On GitHub](#)
  </div>
</body>
</html>

CSS 部分：

body {
  padding-top: 50px;
}
.download-info {
  text-align: center;
}
/* 默认状态下的按钮效果 */
.btn {
    background-color: #0074cc;
    *background-color: #0055cc;  /* IE6,7 */
    /* CSS3 渐变制作背景图片 */
    background-image: -webkit-gradient(linear, 0 0, 0 100%, from(#0088cc), to(#0055cc));
    background-image: -webkit-linear-gradient(top, #0088cc, #0055cc);
    background-image: -ms-linear-gradient(top, #0088cc, #0055cc);
    background-image: -o-linear-gradient(top, #0088cc, #0055cc);
    background-image: -moz-linear-gradient(top, #0088cc, #0055cc);
    background-image: linear-gradient(top, #0088cc, #0055cc);
    background-repeat: repeat-x;
    display: inline-block;
    *display: inline;  /* IE6,7 */
    border: 1px solid #ccc;
    *border: 0;  /* IE6,7 */
    border-color: #ccc;
    /* CSS3 色彩模块 */
    border-color: rgba(0, 0, 0, 0.1) rgba(0, 0, 0, 0.1) rgba(0, 0, 0, 0.25);
    border-radius: 6px;
    color: #fff;
    cursor: pointer;
    font-size: 20px;
    font-weight: normal;
    filter: progid:dximagetransform.microsoft.gradient(startColorstr='#0088cc', endColorstr='#0055cc', GradientType=0);
    filter: progid:dximagetransform.microsoft.gradient(enabled=false);
    line-height: normal;
    padding: 14px 24px;
    text-align: center;
    /* CSS3 文字阴影特性 */
    text-shadow: 0 -1px 0 rgba(0, 0, 0, 0.25);
    text-decoration: none;
    vertical-align: middle;
    *zoom: 1;
    }
    /* 悬浮状态下按钮效果 */
    .btn:hover {
    background-position: 0 -15px;
    background-color: #0055cc;
    *background-color: #004ab3;
    color: #fff;
    text-decoration: none;
    text-shadow: 0 -1px 0 rgba(0, 0, 0, 0.25);
    /* CSS3 动画效果 */
    -webkit-transition: background-position 0.1s linear;
    -moz-transition: background-position 0.1s linear;
    -ms-transition: background-position 0.1s linear;
    -o-transition: background-position 0.1s linear;
    transition: background-position 0.1s linear;
    }
    /* 点击时按钮效果 */
    .btn:active {
    background-color: #0055cc;
    *background-color: #004ab3;
    background-color: #004099 \9;
    background-image: none;
    outline: 0;
    /* CSS3 盒子阴影特性 */
    box-shadow: inset 0 2px 4px rgba(0, 0, 0, 0.15), 0 1px 2px rgba(0, 0, 0, 0.15);
    color: rgba(255, 255, 255, 0.75);
    }
    /* 获取焦点按钮效果 */
    .btn:focus {
    outline: thin dotted #333;
    outline: 5px auto -webkit-focus-ring-color;
    outline-offset: -2px;
    }

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