#html {}

#body {
    user-select: none;
}

.category {
    border-radius: 10px;
    width: 200px;
    font-size: 30px;
    border-style: solid;
    margin-top: 20px;
}
.category:hover {
    cursor: pointer;
    background-color: yellow;
}

.item {
    font-size: 20px;
}

.item:hover {
    cursor: pointer;
    background-color: red;
}