css3 box-sizing详解

nbsp;html&gt;<style> p.container{width:300px;border:10px solid blue;}p.box{box-sizing:border-box;-moz-box-sizing:border-box; /* Firefox */-webkit-box-sizing:border-box; /* Safari */width:50%;height:80px;padding:10px;border:10px solid red;float:left;}</style><p></p><p>这个 p 占据左半部分。</p><p>这个 p 占据右半部分。</p><p></p>

<style>
    .content-box{
        box-sizing:content-box;
        -moz-box-sizing:content-box;
        width: 100px;
        height: 100px;
        padding: 20px;
        border: 5px solid #E6A43F;
        background: blue;
    }
    .padding-box{
        box-sizing:padding-box;
        -moz-box-sizing:padding-box;
        width: 100px;
        height: 100px;
        padding: 20px;
        border: 5px solid #186645;
        background: red;                
    }
    .border-box{
        box-sizing:border-box;
        -moz-box-sizing:border-box;
        width: 100px;
        height: 100px;
        padding: 20px;
        border: 5px solid #3DA3EF;
        background: yellow;
    }</style>