:root {
    --regular: normal;
    --medium: 500;
    --semi-bold: 600;
    --bold: bold;
}

* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    text-decoration: none;
    list-style: none;
}

button, button *, li, li * {
    cursor: pointer;
    user-select: none;
}