@media (max-width: 719px) {

    .hintergrund {
        background: linear-gradient(90deg,rgba(42, 123, 155, 1) 0%, rgba(66, 118, 166, 1) 50%, rgba(83, 237, 204, 1) 100%);
    }

    .kontaktdiv {
        background: linear-gradient(90deg,rgba(155, 131, 42, 1) 0%, rgba(255, 255, 255, 1) 50%, rgba(224, 224, 224, 1) 100%);
        margin-left: auto;
        margin-right: auto;

    }
    .kontakttabelle {
        width:100%;
    }
    .inputfield {
        height:30px;
        font-weight:bold;
        font-size:12pt;
        width:100%;
    }
    .buttonclass {
        width:100%,
        background: linear-gradient(90deg,rgba(155, 131, 42, 1) 0%, rgba(143, 228, 247, 1) 50%, rgba(219, 94, 94, 1) 100%);
        background-color:#cceeff;
        border-radius:5px;
        cursor:pointer;
    }

    .buttonclass2 {
        width:100%,
        background: linear-gradient(90deg,rgba(155, 131, 42, 1) 0%, rgba(143, 228, 247, 1) 50%, rgba(219, 94, 94, 1) 100%);
        background-color:#cceeff;
        border-radius:5px;
        cursor:pointer;
    }

}

/** Mittelgroße Monitore: Inhalte in drei Spalten **/
@media only screen and (min-width: 720px) and (max-width: 5000px) {

    .hintergrund {
        background: linear-gradient(90deg,rgba(42, 123, 155, 1) 0%, rgba(66, 118, 166, 1) 50%, rgba(83, 237, 204, 1) 100%);
    }

    .kontaktdiv {
        background: linear-gradient(90deg,rgba(155, 131, 42, 1) 0%, rgba(255, 255, 255, 1) 50%, rgba(224, 224, 224, 1) 100%);
        border-radius:20px;
        top:50px;
        width:600px;
        height:700px;
        margin-left: auto;
        margin-right: auto;
    }
    .kontakttabelle {
        width:100%;
    }
    .inputfield {
        width:100%;
    }
    .buttonclass {
        width:100%,
        background: linear-gradient(90deg,rgba(155, 131, 42, 1) 0%, rgba(143, 228, 247, 1) 50%, rgba(219, 94, 94, 1) 100%);
        border-radius:5px;
        cursor:pointer;
    }

    .buttonclass2 {
        width:100%,
        background: linear-gradient(90deg,rgba(155, 131, 42, 1) 0%, rgba(143, 228, 247, 1) 50%, rgba(219, 94, 94, 1) 100%);
        border-radius:5px;
        cursor:pointer;
    }

}