.container{width:400px;height:300px;margin:30px auto;box-shadow:0 0 2px grey;padding:20px;overflow:scroll}.scroll{width:1400px;height:1300px}.container::-webkit-scrollbar{width:10px;height:10px}.container::-webkit-scrollbar-thumb{background:linear-gradient(to bottom right,#4d7fff 0,#1a56ff);border-radius:5px}.container::-webkit-scrollbar-track{background-color:#ddd;border:1px solid #ccc}.container::-webkit-scrollbar-button{background-color:#4d7fff;border-radius:5px}.container::-webkit-scrollbar-button:hover{background-color:#999}