css样式内外边距均为0,css样式底边距

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CSS问题 * { margin:0; padding:0; }请问各位大侠 *是代表什么意思啊 CSS问题

星号代表全部就是全部样式的外边距和内边距都为0；意思就是写CSS之前把所有浏览器的默认样式统一了

然后在写CSS样式就OK了这些样式叫重置文件奉上我的重置文件希望可以对你有帮助这个东西是可以根据自己的习惯改变的！~

html, body, div, span, applet, object, iframe, h1, h2, h3, h4, h5, h6, p, blockquote, pre, a, abbr, acronym, address, big, cite, code, del, dfn, em, font, img, ins, kbd, q, s, samp, small, strike, strong, sub, sup, tt, var, dl, dt, dd, ol, ul, li, fieldset, form, label, legend, table, caption, tbody, tfoot, thead, tr, th, td { border: 0 none; font-family: inherit; font-size: 100%; font-style: inherit; font-weight: inherit; margin: 0; outline: 0 none; padding: 0; }

:focus { outline: 0 none; }

table { border-collapse: collapse; border-spacing: 0; }

caption, th, td { font-weight: normal; text-align: left; }

a img, iframe { border: medium none; }

ol, ul { list-style: none outside none; }

input, textarea, select, button { font-family: inherit; font-size: 100%; }

body { font-family: "宋体"; font-size: 12px;}

手工奉上望采纳！~