*{
            margin:0; padding:0;
        }
        html{
            height: 100%;
            font-family: PingFangSC-Light,'helvetica neue','hiragino sans gb',arial,'microsoft yahei ui','microsoft yahei',simsun,sans-serif;
            font-size: 14px;
        }
        body.signin {
            background: #18c8f6;
            height: auto;
            background:url("../images/login_bg.jpg") no-repeat center fixed;
            -webkit-background-size: cover;
            -moz-background-size: cover;
            -o-background-size: cover;
            background-size: cover;
            color: #656565;
        }

        button {
            width: 100%;
        }

        .top {
            margin: 7% auto 0;
        }

        .biz {
            font-size: 26px;
            letter-spacing:2px;
            color: #FFFFFF;
            padding-left: 30px;
            margin-bottom: 20px;
        }
        .biz-name {
            font-size: 42px;
            height: 65px;
            line-height: 65px;
        }

        .login {
            border: 1px solid rgba(255,255,255,.3);
            background-color: #FFFFFF;
            border-radius: 5px;
            height: 350px;
            width: 350px;
        }

        .line {
            width: 80%;
            height: 50px;
            line-height: 50px;
            margin: 20px auto 0px;
            border-top: 1px solid rgba(255,255,255,.3);
            text-align: left;
            color:#FFFFFF;
            text-shadow:2px 2px 6px #000000;
        }

        .login-title {
            width: 100%;
            font-size: 22px;
            text-align: center;
            margin-top: 50px;
        }

        .login-info {
            width: 100%;
            font-size: 14px;
            height: 26px;
            line-height: 26px;
            text-align: center;
        }

        .login-input {
            width: 80%;
            margin: 10px auto;
            position: relative;
        }

        .login-input i {
            position: absolute;
            right: 10px;
            top: 10px;
            color: rgba(197, 192, 192, 0.8);
        }

        .valid {
            width: 49%;
        }

        @media (max-width: 992px) {
            .line {
                width: 100%;
                text-align: center;
            }

            .biz {
                margin: 0px auto 20px;
            }

            .login {
                margin: 0px auto;
            }
        }