*,*:before,*:after{box-sizing:border-box;font-family:Gotham Rounded,sans-serif;font-weight:400}body{padding:0;margin:0;background:linear-gradient(to right,#0af,#00ff6c)}.calculator-grid{display:grid;justify-content:center;align-content:center;min-height:100vh;width:100vw;padding:10px;grid-template-columns:repeat(4,100px);grid-template-rows:minmax(120px,auto) repeat(5,100px)}.calculator-grid>button{cursor:pointer;font-size:2rem;border:1px solid #fff;outline:none;background-color:#ffffffbf}.calculator-grid>button:hover{background-color:#ffffffe6}.span-two{grid-column:span 2}.output{grid-column:1/-1;background-color:#000000bf;display:flex;align-items:flex-end;justify-content:space-around;flex-direction:column;padding:10px;word-wrap:break-word;word-break:break-all}.output .previous-operand{color:#ffffffbf;font-size:1.5rem}.output .current-operand{color:#fff;font-size:2.5rem}