:root{font-family:system-ui,-apple-system,Segoe UI,Roboto,Arial,sans-serif;line-height:1.5}body{display:flex;justify-content:center;align-items:center;margin:0;min-width:320px;min-height:100vh}main{padding:24px}.Title{align-items:center;justify-content:center}.Button-Add{background-color:#fff;padding:10px}.Income{background-color:#fff}.Income:focus{background-color:gray}.Expense{background-color:#fff}.Expense:focus{background-color:gray}