html5有白边解决办法

另外附上一段html5初始化css

html5 css初始化 H5 css初始化

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,section,p,span,font,div{margin:0;padding:0;font-family:"Microsoft yahei";color:#333;}
body,button,input,select,textarea{font:12px/1.5 tahoma,arial,\5b8b\4f53;}
h1,h2,h3,h4,h5,h6{font-size:100%;}
address,cite,dfn,em,var{font-style:normal;}
code,kbd,pre,samp{font-family:"Microsoft yahei";}
small{font-size:12px;}
ul,ol{list-style:none;}
a{text-decoration:none;color: #333;}
a:hover{text-decoration: underline;}
sup{vertical-align:text-top;}
sub{vertical-align:text-bottom;}
legend{color:#000;}
fieldset,img{border:0;}
button,input,select,textarea{font-size:100%;}
table{border-collapse:collapse;border-spacing:0;}