progress,sub,sup{vertical-align:baseline}button,hr,input{overflow:visible}[type=checkbox],[type=radio],legend{box-sizing:border-box;padding:0}html{font-family:sans-serif;-ms-text-size-adjust:100%;-webkit-text-size-adjust:100%}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;-webkit-text-decoration-skip:objects;color:#1d8ce0;text-decoration:none}a:active,a:hover{outline-width:0}abbr[title]{border-bottom:none;text-decoration:underline;text-decoration:underline dotted}b,strong{font-weight:bolder}dfn{font-style:italic}mark{background-color:#ff0;color:#000}sub,sup{line-height:0;position:relative}sub{bottom:-.25em}sup{top:-.5em}img{border-style:none}svg:not(:root){overflow:hidden}code,kbd,pre,samp{font-family:monospace,monospace;font-size:1em}hr{box-sizing:content-box;height:0}button,input,optgroup,select,textarea{color:inherit;font:inherit;margin:0;vertical-align:middle}optgroup{font-weight:700}button,select{text-transform:none}[type=reset],[type=submit],button,html [type=button]{-webkit-appearance:button}[type=button]::-moz-focus-inner,[type=reset]::-moz-focus-inner,[type=submit]::-moz-focus-inner,button::-moz-focus-inner{border-style:none;padding:0}[type=button]:-moz-focusring,[type=reset]:-moz-focusring,[type=submit]:-moz-focusring,button:-moz-focusring{outline:ButtonText dotted 1px}fieldset{border:1px solid silver;margin:0 2px;padding:.35em .625em .75em}legend{color:inherit;display:table;max-width:100%;white-space:normal}textarea{overflow:auto;resize:none;vertical-align:top}input,select,textarea{outline:0}[disabled]{cursor:default}[type=number]::-webkit-inner-spin-button,[type=number]::-webkit-outer-spin-button{height:auto}[type=search]{-webkit-appearance:textfield;outline-offset:-2px}[type=search]::-webkit-search-cancel-button,[type=search]::-webkit-search-decoration{-webkit-appearance:none}input::-moz-placeholder,textarea::-moz-placeholder{color:inherit;opacity:.54}input:-ms-input-placeholder,textarea:-ms-input-placeholder{color:inherit;opacity:.54}input::-webkit-input-placeholder,textarea::-webkit-input-placeholder{color:inherit;opacity:.54}input::-ms-clear,input::-ms-reveal{display:none}::-webkit-file-upload-button{-webkit-appearance:button;font:inherit}table{border-collapse:collapse;border-spacing:0}td,th{padding:0}blockquote,figure,form,h1,h2,h3,h4,h5,h6,p{margin:0}dd,dl,li,ol,ul{margin:0;padding:0}ol,ul{list-style:none}body{margin:0;font-family:"Helvetica Neue",Helvetica,"PingFang SC","Hiragino Sans GB","Microsoft YaHei","微软雅黑",Arial,sans-serif;font-weight:400;font-size:14px;color:rgb(31, 45, 61)}a:focus,a:hover{color:rgb(74, 163, 230)}a:active{color:rgb(26, 126, 202)}h1,h2,h3,h4,h5,h6{color:rgb(31, 45, 61);font-weight:inherit}h1:first-child,h2:first-child,h3:first-child,h4:first-child,h5:first-child,h6:first-child,p:first-child{margin-top:0}h1:last-child,h2:last-child,h3:last-child,h4:last-child,h5:last-child,h6:last-child,p:last-child{margin-bottom:0}h1{font-size:20px}h2{font-size:18px}h3{font-size:16px}h4,h5,h6,p{font-size:inherit}p{line-height:1.8}sub,sup{font-size:13px}small{font-size:12px}