@charset "UTF-8";:root{	--primary-color: #1a5f96;	--line-color: linear-gradient(90deg, #1a6096, #169ab6);	--four-five-color: linear-gradient(45deg, #1a5f96, #169bb6);}/*重置样式*/*{margin: 0;padding: 0;box-sizing: border-box;-webkit-border: border-color;-moz-box-sizing: border-box;outline: none;}html {  -webkit-text-size-adjust: 100%;  -ms-text-size-adjust: 100%;  -webkit-tap-highlight-color: rgba(0,0,0,0);  font-size: 77px;}h1,h2,h3,h4,h5,h6{font-family:inherit;font-weight: 400;line-height: 1.2;color: inherit;}ul,li{list-style: none;}a{text-decoration: none;color: inherit;}img{vertical-align: middle;outline: none;border: 0;}body {    font-family: "Open Sans","PingFang SC","Microsoft YaHei","Helvetica Neue","Hiragino Sans GB","WenQuanYi Micro Hei",Arial,sans-serif;  font-size: 14px;  line-height: 1.5;  font-weight: normal;  color: #333;  background:#fff;}input,button,textarea,select{  outline: none;  font-family:inherit;  border: none;  background: none;  appearance: none;  -moz-appearance: none; 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