html, body, button, input, select, textarea {
            color: #3f484f;
            font-family: "Oxygen", Arial, "Hiragino Sans GB ", "Microsoft YaHei", "微软雅黑", "STHeiti", "WenQuanYi Micro Hei", SimSun, sans-serif;
            -webkit-font-smoothing: antialiased;
        }
        html, body {
            margin: 0;
            padding: 0;
        }
        body {
            font-size: 15px;
            line-height: 1.7;
        }
        img {
            vertical-align: middle;
        }
     
        
        ol, li {
            margin: 0;
            padding: 0;
        }
        li {
            margin-left: 0px;
        }
        ol ol li {
            margin: 0;
            list-style: none;
        }
    
        p{line-height:28px;margin: 0px !important; padding:0 !important;}
        
        .ql-align-center{
            text-align: center;
        }
        .ql-align-right{
            text-align: right;
        }
        .wrapper {
            width: 660px;
            margin: 0 auto;
            padding: 40px 0;
        }
        .float {
            float: right;
            margin-top: 30px;
            font-weight: bold;
            color: #1e1e1e;
        }
        .clear {
            clear: both;
        }
        @media (max-width:640px) {
            .wrapper {
                width: auto;
                margin: 0 15px;
                padding: 0;
            }
            .float {
                margin-top: 15px;
            }
        }
        ol li {
            list-style-type: decimal;
            list-style-position: inside;
            list-style: none;
        }