:root {
    --impressumFontSize: calc(9px + 0.7vw);
    --impressumColor: #eeeeee;
    --impressumFontFamily : 'Klee One';
}
.impressum-btn {
    position: fixed; 
    box-sizing: border-box;
    top: calc(95.5vh - 100px);
    width: 21vw;
    height: 4vh;
    left: 78vw;
    border : none;
    border-radius: 5px;
    padding: 5px 10px 6px 10px;
    box-sizing: border-box;
    background-color: var(--navBackgroundColor);
    color: var(--impressumColor);
    font-size: var(--impressumFontSize);
    font-family: var(--impressumFontFamily);
    cursor : pointer;
    opacity: 0.7;
    transition: 200ms all;
}