body>.container>.row>.col{max-width:280px}.bg-light-2{background-color:var(--bs-gray-200)!important}.buttons{display:flex}.buttons:not(:last-child){margin-bottom:2%}.buttons button{width:25%}.buttons button#zero{width:54%}.buttons button#clear{width:83%}.buttons button:not(:last-child){margin-right:2%}.footer{font-size:.8rem}