:root {--blue: #007bff;--title-h1: 20px;--text-color: #121212;--bg-grey: #f5f5f5;--bg-white: #fff }a, abbr, acronym, address, applet, article, aside, b, big, blockquote, body, center, cite, code, dd, del, dfn, div, dl, dt, em, fieldset, footer, form, h1, h2, h3, h4, h5, h6, header, html, i, iframe, img, ins, kbd, label, legend, li, menu, nav, object, ol, p, pre, q, s, samp, section, small, span, strike, strong, sub, sup, table, tbody, td, tfoot, th, thead, tr, tt, u, ul, var {margin: 0;padding: 0;border: 0;font: inherit;font-size: 100%;vertical-align: baseline }html {line-height: 1;font-size: 62.5%;}body {position: relative;font-family: "Helvetica Neue", Helvetica, Arial, sans-serif;font-size: 14px;line-height: 1.4;color: #000 }dd, dl, dt, li, ol, ul {list-style: none }h1, h2, h3, h4, h5, h6 {font-size: 100%;font-weight: 400 }:focus {outline: 0 }a {text-decoration: none;color: #333 }button, input, select {vertical-align: middle;padding: 0;margin: 0 }form {margin: 0;padding: 0;border: 0;font: inherit;font-size: 100%;vertical-align: baseline }input {outline: 0;border-radius: 0;box-shadow: 0 0;border: none;-webkit-appearance: none;-webkit-tap-highlight-color: rgba(255, 0, 0, 0) }img {max-width: 100%;vertical-align: middle;}article, aside, dialog, figure, footer, header, menu, nav, section {display: block }.clearfix:after {content: "";display: block;height: 0;clear: both;visibility: hidden }* {box-sizing: border-box }.fl {float: left }.fr {float: right }input:-moz-placeholder {color: #999 }input::-moz-placeholder {color: #999 }input:-ms-input-placeholder {color: #999 }input::-webkit-input-placeholder {color: #999 }.home-icons {background-image: url(/static/img/home-icons.png);background-repeat: no-repeat;}.body-bg {background: var(--bg-grey);}.pdt-header-bg-home {display: none }.pdt-header-bg {height: 50px;background: #fff;position: fixed;top: 0;left: 0;width: 100%;z-index: 222;border-bottom: 1px solid #ddd;box-shadow: 0 1px 4px rgba(0, 0, 0, .1);-webkit-box-shadow: 0 1px 4px rgba(0, 0, 0, .1);-moz-box-shadow: 0 1px 4px rgba(0, 0, 0, .1);}.pdt-logo {line-height: 35px;margin-top: 7px;margin-left: 10px;font-size: 25px;font-weight: bold;color: var(--blue);}.pdt-top-upload:hover {opacity: .8 }.pdt-header-search {width: 600px;height: 40px;overflow: hidden;margin-right: 10px;position: relative;margin-top: 5px;background: #fff;border-radius: 4px }.pdt-header-input {width: 100%;height: 40px;float: left;padding-left: 10px;border: 1px solid #f1f1f1;border-right: none;box-sizing: border-box;border-radius: 4px 0 0 4px;font-size: 18px }.pdt-header-btn {position: relative;display: block;background: var(--blue);position: absolute;right: 0;top: 0;width: 70px;height: 40px;text-align: center;border: none;}.pdt-header-btn i {display: inline-block;width: 30px;height: 30px;background-position: -45px -1px;background-size: cover;}.header-m-search-btn {display: none;width: 30px;height: 30px;position: absolute;right: 10px;top: 10px;cursor: pointer;background-position: -169px -9px;}.top-search-all {padding: 10px;display: none;background: #fff;border-bottom: 1px solid #ddd;box-shadow: 0 1px 4px rgba(0, 0, 0, .1);-webkit-box-shadow: 0 1px 4px rgba(0, 0, 0, .1);-moz-box-shadow: 0 1px 4px rgba(0, 0, 0, .1);}.top-search-box {width: 100%;position: relative;margin: 0 auto;padding-right: 70px;border: 1px solid #eee;background: #fff;height: 30px;border-radius: 2px;overflow: hidden }.top-search-text {width: 100%;height: 30px;line-height: 30px;padding: 0 5px }.top-search-submit {display: inline-block;position: absolute;right: 5px;top: 2px;height: 24px;line-height: 24px;width: 60px;border-radius: 4px;text-align: center;color: #fff;background: var(--blue) }.top-search-submit:hover {opacity: .8 }@media only screen and (max-width: 992px) {.header-top-pc, .pdt-header-search, .pdt-top-upload {display: none;}.header-m-search-btn {display: block;}}.bg-white {background: #fff;padding: 20px 10px 40px;}.w1400 {width: 100%;max-width: 1520px;margin: 0 auto;padding: 0 15px;}.p40 {padding: 40px 15px;}.title-h1 {font-size: var(--title-h1);color: var(--text-color);margin: 20px auto;}.title-h2 {font-size: var(--title-h1);color: var(--text-color);margin: 20px auto;text-align: center;}.footer {margin: 28px auto;color: #333;text-shadow: 1px 1px rgba(255, 255, 255, .4);text-align: center;padding: 0 15px;}.footer li {margin: 0 5px;display: inline-block;line-height: 26px;}.footer a {color: #3498db;}.footer-des {margin: 10px 0;display: block;line-height: 26px;}.mtop20 {margin-top: 20px;}.div-h {height: 50px;}.title-box-two {font-size: 20px;color: #333;}.tag-list-box {margin-bottom: 20px;}.tag-list-box a {display: inline-block;float: left;padding: 0 10px;height: 25px;line-height: 23px;border-radius: 2px;border: 1px solid #ccc;margin-top: 10px;margin-right: 10px;color: #666;}.page {text-align: center;padding: 20px 0;}.page a {height: 46px;line-height: 46px;padding: 0 16px;border-radius: 2px;text-align: center;margin-top: 10px;font-size: 18px;color: #414141;border: 1px solid #d9d9d9;display: inline-block;margin-right: 14px;background: #fff }.page .page-active, .page a:hover {color: #fff;background: var(--blue) }.page .page-more {background: 0 0;border: none;cursor: default }.page .page-more:hover {background: 0 0;border: none;color: #414141 }.later {content-visibility: auto;contain-intrinsic-size: auto 300px;}.btn-download {display: inline-block;width: 300px;text-align: center;border-radius: 4px;height: 50px;line-height: 50px;color: #fff;font-size: 20px;background: var(--blue);margin: 0 auto;}.btn-download i{width: 30px;height: 30px;display: inline-block;position: relative;top: 8px;background-position: -230px -10px;}