pc端，移动端css重置样式

pc：

html{font-family:"Microsoft YaHei UI","Microsoft YaHei",sans-serif;-ms-text-size-adjust:100%;-webkit-text-size-adjust:100%}
html,body,div,object,iframe,applet,object,h1,h2,h3,h4,h5,h6,p,blockquote,pre,address,dl,dt,dd,ol,ul,li,table,caption,tbody,tfoot,thead,tr,th,td,article,aside,canvas,details,embed,figure,figcaption,footer,header,menu,nav,output,ruby,section,summary,time,mark,audio,video,progress{margin:0;padding:0;border:0;vertical-align:baseline}
li{list-style:none}
article,aside,details,figcaption,figure,footer,header,main,menu,nav,section,summary{display:block}
audio,canvas,progress,video{display:inline-block}
audio:not([controls]){display:none;height:0}
[hidden],template{display:none}
a{background-color:transparent;text-decoration:none}
a:active,a:hover{outline:0}
abbr[title]{border-bottom:1px dotted}
b,strong{font-weight:bold}
dfn{font-style:italic}
h1{font-size:2em;margin:.67em 0}
mark{background:#ff0;color:#000}
small{font-size:80%}
sub,sup{font-size:75%;line-height:0;position:relative;vertical-align:baseline}
sup{top:-0.5em}
sub{bottom:-0.25em}
img{border:0}
svg:not(:root){overflow:hidden}
figure{margin:1em 40px}
hr{-moz-box-sizing:content-box;box-sizing:content-box;height:0}
pre{overflow:auto}
code,kbd,pre,samp{font-family:monospace,monospace;font-size:1em}
button,input,optgroup,select,textarea{color:inherit;font:inherit;margin:0;outline:none;line-height:normal}
button{overflow:visible}
button,select{text-transform:none}
button,html input[type="button"],input[type="reset"],input[type="submit"]{-webkit-appearance:button;cursor:pointer}
button[disabled],html input[disabled]{cursor:default}
button::-moz-focus-inner,input::-moz-focus-inner{border:0;padding:0}
input{line-height:normal}
input[type="checkbox"],input[type="radio"]{box-sizing:border-box;padding:0}
input[type="number"]::-webkit-inner-spin-button,input[type="number"]::-webkit-outer-spin-button{height:auto}
input[type="search"]{-webkit-appearance:textfield;-moz-box-sizing:content-box;-webkit-box-sizing:content-box;box-sizing:content-box}
input[type="search"]::-webkit-search-cancel-button,input[type="search"]::-webkit-search-decoration{-webkit-appearance:none}
fieldset{border:1px solid silver;margin:0 2px;padding:.35em .625em .75em}
legend{border:0;padding:0}
textarea{overflow:auto}
optgroup{font-weight:bold}
table{border-collapse:collapse;border-spacing:0}
td,th{padding:0}

移动端：

html{font-family:"Helvetica Neue", Helvetica, STHeiTi, sans-serif;-ms-text-size-adjust:100%;-webkit-text-size-adjust:100%}
html,body{-webkit-user-select:none;user-select:none;}
html,body,div,object,iframe,applet,object,h1,h2,h3,h4,h5,h6,p,blockquote,pre,address,dl,dt,dd,ol,ul,li,table,caption,tbody,tfoot,thead,tr,th,td,article,aside,canvas,details,embed,figure,figcaption,footer,header,menu,nav,output,ruby,section,summary,time,mark,audio,video,progress{margin:0;padding:0;border:0;vertical-align:baseline}
a{text-decoration:none;-webkit-touch-callout:none;background-color:transparent}
li{list-style:none}
article,aside,details,figcaption,figure,footer,header,main,menu,nav,section,summary{display:block}
audio,canvas,progress,video{display:inline-block}
audio:not([controls]){display:none;height:0}
[hidden],template{display:none}
a:active,a:hover{outline:0}
abbr[title]{border-bottom:1px dotted}
b,strong{font-weight:bold}
dfn{font-style:italic}
h1{font-size:2em;margin:.67em 0}
small{font-size:80%}
sub,sup{font-size:75%;line-height:0;position:relative;vertical-align:baseline}
sup{top:-0.5em}
sub{bottom:-0.25em}
img{border:0;-webkit-touch-callout:none;}
svg:not(:root){overflow:hidden}
figure{margin:1em 40px}
hr{-moz-box-sizing:content-box;box-sizing:content-box;height:0}
pre{overflow:auto}
code,kbd,pre,samp{font-family:monospace,monospace;font-size:1em}
a,button,input,optgroup,select,textarea{-webkit-tap-highlight-color:rgba(0,0,0,0);}
button,input,optgroup,select,textarea{color:inherit;font:inherit;margin:0;-webkit-appearance:none;outline:none;line-height:normal}
button{overflow:visible}
button,select{text-transform:none}
button,html input[type="button"],input[type="reset"],input[type="submit"]{-webkit-appearance:button;cursor:pointer}
button[disabled],html input[disabled]{cursor:default}
button::-moz-focus-inner,input::-moz-focus-inner{border:0;padding:0}
input{line-height:normal}
input[type="checkbox"],input[type="radio"]{box-sizing:border-box;padding:0}
input[type="number"]::-webkit-inner-spin-button,input[type="number"]::-webkit-outer-spin-button{height:auto}
input[type="search"]{-webkit-appearance:textfield;-moz-box-sizing:content-box;-webkit-box-sizing:content-box;box-sizing:content-box}
input[type="search"]::-webkit-search-cancel-button,input[type="search"]::-webkit-search-decoration{-webkit-appearance:none}
fieldset{border:1px solid silver;margin:0 2px;padding:.35em .625em .75em}
legend{border:0;padding:0}
textarea{overflow:auto}
optgroup{font-weight:bold}
table{border-collapse:collapse;border-spacing:0}
td,th{padding:0}

原文地址：https://www.cnblogs.com/dujunfeng/p/8575180.html