body {
    height: 100vh;
    min-height: 680px;
    position: relative;
}

#main {
    position: relative;
    top: 0;
    left: 0;
    width: 100%;
    padding-top: 12rem;
}

#authForm {
    width: 80%;
}

#logo {
    position: absolute;
    top: 0;
    left: 0;
    height: 3rem;
    margin: 30px;
}

#logo > img {
    height: 100%;
}

/* Extra small devices (phones, 600px and down) */
/* @media only screen and (max-width: 600px) {} */

/* Small devices (portrait tablets and large phones, 600px and up) */
@media only screen and (min-width: 600px) {
    #main {
        padding-top: 10rem;
    }

    #logo {
        height: 3.5rem;
    }

    #authForm {
        width: 60%;
    }
}

/* Medium devices (landscape tablets, 768px and up) */
@media only screen and (min-width: 768px) {
    #authForm {
        width: 50%;
    }
}

/* Large devices (laptops/desktops, 992px and up) */
@media only screen and (min-width: 992px) {
    /* #main {
        padding-top: 10rem;
    } */
    #logo {
        height: 4rem;
    }

    #authForm {
        width: 40%;
    }
}

/* Extra large devices (large laptops and desktops, 1200px and up) */
@media only screen and (min-width: 1200px) {
    #authForm {
        width: 30%;
        max-width: 500px;
    }
}