html,
body {
    height: 100vh;
    width: 100vw;
    overflow-x: hidden;
}

.collapsable {
    height: auto;
    width: 100%;
    background-color: #c0c0c0;
}

.collapsable:hover {
    cursor: pointer;
}

.collapsable div {
    display: none;
    overflow: hidden;
}

.collapsable div.open {
    display: block;
}

.collapsablestyle {
    height: auto;
    width: 100%;
    background-color: #c0c0c0;
    transition: max-height, 0.3s;
}

.collapsablestyle div {
    display: none;
    max-height: 0;
}

.collapsablestyle div.open {
    display: block;
    max-height: fit-content;
}