* {
    scrollbar-width: thin;
    scrollbar-color: #555 #f5f5f5;
}

*::-webkit-scrollbar-track {
    -webkit-box-shadow: inset 0 0 6px rgba(0,0,0,0.3);
    box-shadow: inset 0 0 6px rgba(0,0,0,.3);
    background-color: #f5f5f5;
}

*::-webkit-scrollbar {
    width: 8px;
    background-color: #f5f5f5;
}

*::-webkit-scrollbar-thumb {
    border-radius: 6px;
    -webkit-box-shadow: inset 0 0 6px rgba(0,0,0,.3);
    box-shadow: inset 0 0 6px rgba(0,0,0,.3);
    background-color: #555;
}