.authentication { /* height:100vh; */
    -webkit-background-size: cover;
    -moz-background-size: cover;
    -o-background-size: cover;
    background-size: cover;
    text-align: center;
}

    .authentication .card {
        max-width: 350px;
        margin-top: 6%;
        box-shadow: 0 2px 2px 0 rgba(0,0,0,0.14),0 3px 1px -2px rgba(0,0,0,0.2),0 1px 5px 0 rgba(0,0,0,0.12);
        display: inline-block
    }

        .authentication .card .header {
            margin-top: -70px;
            color: #16191a;
            margin-bottom: 20px;
            box-shadow: 0 16px 38px -12px rgba(0,0,0,0.56),0 4px 25px 0px rgba(0,0,0,0.12),0 8px 10px -5px rgba(0,0,0,0.2)
        }

            .authentication .card .header h1 {
                font-size: 22px;
                margin-bottom: 20px;
                margin-top: 10px
            }

        .authentication .card .title {
            margin: 0
        }

        .authentication .card .msg {
            font-size: 14px;
            font-weight: 400;
            text-transform: none
        }

    .authentication .l-social {
        margin: 0
    }

        .authentication .l-social li {
            display: inline-block
        }

            .authentication .l-social li a {
                text-align: center;
                padding: 5px 10px;
                color: #666
            }