[normalize](http://necolas.github.io/normalize.css/) reset.css ```css html,body,div,span,applet,object,,h1,h2,h3,h4,h5,h6,p,blockquote,pre,a,abbr,acronym,address,big,cite,code,del,dfn,em,img,ins,kbd,q,s,samp,small,strike,strong,sub,sup,tt,var,b,u,i,center,dl,dt,dd,ol,ul,li,fieldset,form,label,legend,table,caption,tbody,tfoot,thead,tr,th,td,article,aside,canvas,details,embed,figure,figcaption,footer,header,hgroup,menu,nav,output,ruby,section,summary,time,mark,audio,video { margin:0; padding:0; border:0; font-size:100%; font:inherit; font-weight:normal; /*vertical-align：垂直对齐；baseline是小写字母x下面的一条线*/ vertical-align:baseline; /* custom */ background:transparent; /* box-sizing:border-box; */ } /* 旧版浏览器的HTML5显示角色重置*/ article,aside,details,figcaption,figure,footer,header,hgroup,menu,nav,section { display:block; } ol,ul,li { list-style:none; } blockquote,q { quotes:none; } blockquote:before,blockquote:after,q:before,q:after { content:''; content:none; } table { border-collapse:collapse; border-spacing:0; } th,td { vertical-align:middle; } /* custom */ a { outline:none; color:#16418a; text-decoration:none; -webkit-backface-visibility:hidden; } a:focus { outline:none; } input:focus,select:focus,textarea:focus { outline:-webkit-focus-ring-color auto 0; } ``` ```css /* http://meyerweb.com/eric/tools/css/reset/ v2.0 | 20110126 License: none (public domain) */ html, body, div, span, applet, object, iframe, h1, h2, h3, h4, h5, h6, p, blockquote, pre, a, abbr, acronym, address, big, cite, code, del, dfn, em, img, ins, kbd, q, s, samp, small, strike, strong, sub, sup, tt, var, b, u, i, center, dl, dt, dd, ol, ul, li, fieldset, form, label, legend, table, caption, tbody, tfoot, thead, tr, th, td, article, aside, canvas, details, embed, figure, figcaption, footer, header, hgroup, menu, nav, output, ruby, section, summary, time, mark, audio, video { margin: 0; padding: 0; border: 0; font-size: 100%; font: inherit; vertical-align: baseline; } /* HTML5 display-role reset for older browsers */ article, aside, details, figcaption, figure, footer, header, hgroup, menu, nav, section { display: block; } body { line-height: 1; } ol, ul { list-style: none; } blockquote, q { quotes: none; } blockquote:before, blockquote:after, q:before, q:after { content: ''; content: none; } table { border-collapse: collapse; border-spacing: 0; } ```