/* 清除内外边距 */
@charset "utf-8";
body, h1, h2, h3, h4, h5, h6, hr, p, blockquote, 
pre,dl, dt, dd, ul, ol, li, 
fieldset, lengend, button, input, textarea, 
th, td { margin: 0; padding: 0; }

/* 重置格式元素 */
ul, ol { list-style: none; }
a { text-decoration: none; }
a:hover { text-decoration: underline; }
q:before, q:after { content: ''; }

/* 重置表单元素 */
legend { color: #000; } /* for ie6 */
button, input, select, textarea { font-size: 100%; } /* 使得表单元素在 ie 下能继承字体大小 */ 

/* 重置表格元素 */
table { border-collapse: collapse; border-spacing: 0; }