html, body {
    margin: 0;
    padding: 0;
    display: block;
}

html {
    min-height: 100%;
    position: relative;
}

body {
    height: calc(100vh - 100px);
    margin-bottom: 100px
}


iframe {
    border: none;
    display: block;
    width: 100%;
    height: 100%;
}

footer {
    position: absolute;
    bottom: 0;
    left: 0;
    width: 100%;
    height: 100px;
    background-color: black;
    color: white;
    text-align: center;
    overflow: hidden;
}

    footer img {
        max-width: 100%;
    }

    footer .banner {
        background-color: #723993;
        position: absolute;
        bottom: 0;
        left: 0;
        width: 100%;
        height: 20px;
    }

        footer .banner a {
            text-overflow: ellipsis;
            color: white;
            font-family: Arial, sans-serif;
        }

.sr-only {
    display: none;
}