html, body, main, header, iframe, .wrapper {
    padding: 0;
    margin: 0;
    width: 100%;
    font-family: Arial;
    height: 100%;
    border: 0;
}

.wrapper {
    display: flex;
    flex-direction: column;
}

header {
    background-color: #8fb0b3;
    flex-direction: column;
    flex: 0;
    min-height: 47px;
}

    header .container {
        padding: 5px;
        width: 75vw;
        margin: auto;
    }

    header h1{
        font-size: 25px;
        margin: 3px;
    }

    header a.menuRight{
        float: right;
        margin-left: 10px;
    }
        header a.menuRight span {
            font-size: 18px;
        }
   


main {
    flex-direction: column;
    background-color: #808080;
    flex: 1 1 auto;
    display: flex;
}

a.home, a.home:hover, a.menuRight, a.menuRight:hover {
    color: #FFF;
    font-size: 25px;
    text-decoration: none;
}

.downloadStart{
    font-size: 25px;
    text-align: center;
    padding: 10px;
    background-color: #ffd800;
    height: auto;
    transition: all 1s;
}

    .downloadStart.noshow {
        height: 0;
        padding: 0;
        visibility: hidden;
    }