html {
    scrollbar-width: thin;  /* Firefox */
    /* scrollbar-color: blue green; Firefox */
  }
  
  /* Chrome, Edge, and Safari */
  body::-webkit-scrollbar {
    width: 12px; 
  }
  
  body::-webkit-scrollbar-track {
    /* background: green; */
  }
  
  body::-webkit-scrollbar-thumb {
    border-radius: 6px; 
  }