网页结构 编写全局样式(reset.css) /*全局样式*/ body,h1,h2,h3,h4,h5,h6,hr,p,blockquote,dl,dt,dd,ul,ol,li,pre,form,fieldset,legend,button,input,textarea,th,td { margin: 0; padding: 0; } body,button,input,select,textarea { font: 12px/1.5 tahoma, arial, \5b8b\4f53; } h…