时间:2021-07-01 10:21:17 帮助过:43人阅读
html,body,div,span,iframe,h1,h2,h3,h4,h5,h6,p,blockquote,pre,a,address,big,cite,code,del,em,font,img,ins,small,strong,var,b,u,i,center,dl,dt,dd,ol,ul,li,fieldset,form,label,legend { margin: 0; padding: 0}ol,ul { list-style: none}:focus { outline: 0}a img { border: 0}img { vertical-align: middle}table { empty-cells: show}ins { text-decoration: none}del { text-decoration: line-through}em { font-style: normal}button::-moz-focus-inner,input[type=reset]::-moz-focus-inner,input[type=button]::-moz-focus-inner,input[type=submit]::-moz-focus-inner,input[type=file]>input[type=button]::-moz-focus-inner { border: 0; padding: 0}