* {
	margin: 0;
	padding: 0;
	box-sizing: border-box;
	/* font-family: sans-serif; */
}

.app {
	display: flex;
	justify-content: center;
	align-items: center;
	height: 100vh;
  background-image: url("calculator.avif");
  background-repeat: no-repeat;
  background-size: cover;
}

.calculator {
	background-color: rgba(34, 37, 45,0.8);
	width: 100%;
	max-width: 375px;
	min-height: 640px;
	display: flex;
	flex-direction: column;
	border-radius: 1.5rem;
	overflow: hidden;
  margin-right:70rem;
}

.display {
	min-height: 200px;
	padding: 1.5rem;
	display: flex;
	justify-content: flex-end;
	align-items: flex-end;
	color: white;
	text-align: right;
	flex: 1 1 0%;
}

.display .content {
	display: flex;
	flex-direction: column;
	justify-content: flex-end;
	width: 100%;
	max-width: 100%;
	overflow: auto;
}

.display .input {
	width: 100%;
	font-size: 1.25rem;
	margin-bottom: 0.5rem;
}

.display .output {
	font-size: 3rem;
	font-weight: 700;
	width: 100%;
	white-space: nowrap;
}

.display .operator {
	color: #EB6666;
}

.display .brackets,
.display .percent {
	color: #26FED7;
}

.keys {
	background-color: rgba(41, 45, 54, 0.4);
	padding: 1.5rem;
	border-radius: 1.5rem 1.5rem 0 0;
	display: grid;
	grid-template-columns: repeat(4, 1fr);
	grid-template-rows: repeat(5, 1fr);
	grid-gap: 1rem;
	box-shadow: 0px -2px 16px rgba(0, 0, 0, 0.2);
}

.keys .key {
	position: relative;
	cursor: pointer;

	display: block;
	height: 0;
	padding-top: 100%;
	background-color: #262933;
	border-radius: 1rem;
	transition: 0.2s;
	user-select: none;
}

.keys .key span {
	position: absolute;
	top: 50%;
	left: 50%;
	transform: translate(-50%, -50%);

	font-size: 2rem;
	font-weight: 700;
	color: #FFF;
}

.keys .key:hover {
	box-shadow: inset 0px 0px 8px rgba(0, 0, 0, 0.2);
}

.keys .key.operator span {
	color: #EB6666;
}

.keys .key.action span {
	color: #26FED7;
}
@media only screen and (max-width:1550px) {
    .calculator {margin-right:50rem;}
 }
 @media only screen and (max-width:1300px) {
  	.calculator {margin-right:40rem;}
    }
 @media only screen and (max-width:1100px) {
  	.calculator {margin-right:30rem;}
 }
 @media only screen and (max-width:920px) {
  	.calculator {margin-right:20rem;}
     }
@media only screen and (max-width:770px) {
	.calculator {margin-right:10rem;}
}
@media only screen and (max-width:615px) {
	.calculator {margin-right:1rem;}
}