body 
    /* Works on Firefox */
    *

{
    scrollbar-width: thin;
    scrollbar-color: red white;
}

/* Works on Chrome, Edge, and Safari */
*::-webkit-scrollbar {
    width: 18px;
}

*::-webkit-scrollbar-track {
    background: white;
}

*::-webkit-scrollbar-thumb {
    background-color: white;
    border-radius: 20px;
    border: 3px solid lightblue;
}