Basic CSS settings, the way the browser is incompatible

/*  prevents users from customizing the effect of background color on Web pages, adding allows users to customize font  */html {background:white;color:black;} /*  the internal and external margins often make each browser style behave differently  */body,div,dl,dt,dd,ul,ol,li,h1,h2,h3,h4,h5,h6,pre,code,form,fieldset, Legend,input,textarea,p,blockquote,th,td,hr,button,article,aside,details,figcaption,figure,footer,header, hgroup,menu,nav,section {    margin:0;    padding:0;} /*  Note that form elements do not inherit the parent  font  problem  */body,button,input,select,textarea { font:12px \ 5b8b\4f53,arial,sans-serif;} input,select,textarea {font-size:100%;} /*  remove the margins of  table cell  and make their edges coincide  */table { border-collapse:collapse; border-spacing:0;} /* ie bug:th  does not inherit  text-align */th {text-align:inherit;} /*  remove default border  */fieldset,img { border:none;} /* ie6 7 8 (q)  bug  display for inline performance  */iframe { display:block;} /*  remove  firefox  The border of this element  */abbr,acronym { borDer:none;font-variant:normal;} /*  consistent  del  style  */del { text-decoration:line-through;} address,caption,cite,code,dfn,em,th,var {font-style:normal; font-weight:500;} /*  Remove the identification before the list,li  will inherit  */ol,ul { list-style:none;} /*  alignment is the most important factor in typesetting, don't let anything be centered  */caption,th { text-align:left;} /*  from Yahoo, so that the title is customized to adapt to multiple system applications  */h1,h2,h3,h4,h5,h6 { font-size:100%; font-weight:500;} Q:before,q:after { content: ';} /*  Unified superscript and subscript  */sub,sup { font-size:75%; line-height:0; position:relative;  Vertical-align:baseline;} Sup { top:-0.5em;} Sub { bottom:-0.25em;} /*  let the link display underline  */a:hover {text-decoration:underline in the  hover  State;} /*  does not display the underline by default, keep the page concise  */ins,a { text-decoration:none;} /*  Removal  ie6 & ie7  focal point line  */a:focus,*:focus { outline:none;} /*  Clear Floating  */.clearfix:before,.clearfix:after  { content: "";  display:table;}. Clearfix:after { clear:both;overflow:hidden;}. clearfix { zoom:1; /* for ie6 & ie7 */}.clear {clear:both; Display:block; font-size:0; height:0;line-height:0;overflow:hidden;} /*  settings are displayed and hidden, usually used in conjunction with  js   */.hide { display:none;}. Block {display:block;} /*  set float to reduce the  bug */.fl,.fr { display:inline caused by floating;}. Fl {float:left;}. Fr {float:right;}

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Basic CSS settings, the way the browser is incompatible