styles.css

* {
	justify-content: center;
	text-align: center;
	color: white;
}

body {
	background-image: url(img/bg.png);
}

.Calculator {
	z-index: 2;
	display: block;
	border: none;
	border-radius: 11px;
	border-width: 5px;
	border-color: #172126;
	background-color: #364c59;
	width: 460px;
	height: 620px;
	margin: auto;
	margin-top: 50px;
	padding-top: 5px;
    padding-bottom: 5px;
	box-shadow: rgb(38, 57, 77) 0px 20px 30px -10px;
}

.input {
	margin: 0 auto;
	margin-top: 5px;
	margin-bottom: 20px;
	width: 85%;
	height: 85px;
	box-shadow: 1px 1px 10px #6c7d8c;
}

.input #fNum {
	margin: 0px;
	text-align: left;
	height: 15pt;
	margin-left: 2px;
	color: #e0e1e4;
	font-style: italic;
	font-family: "Lucida Sans", "Lucida Sans Regular", "Lucida Grande",
		"Lucida Sans Unicode", Geneva, Verdana, sans-serif;
}

.input input {
	width: 80%;
	height: 45px;
	font-size: 28pt;
	font-family: "Lucida Sans", "Lucida Sans Regular", "Lucida Grande",
		"Lucida Sans Unicode", Geneva, Verdana, sans-serif;
	margin-top: 0px;
	background-color: #364c59;
	border: none;
}

.input #operatorText {
	font-size: 10pt;
	margin-top: 3px;
	margin-left: 3px;
	text-align: left;
}

.Calculator button {
	font-family: "Franklin Gothic Medium", "Arial Narrow", Arial, sans-serif;
	font-size: 14pt;
	width: 75px;
	height: 75px;
	background-color: #364c59;
	border: none;
	border-radius: 20px;
	box-shadow: -3px -2px 10px #6c7d8c;
	margin: 5px;
	margin-left: 8px;
	margin-right: 8px;
}

.Calculator button:hover {
	background-color: #6c7d8c;
	transition: all 0.3s;
	box-shadow: rgba(4, 88, 140, 0.4) -5px 5px, rgba(4, 88, 140, 0.3) -10px 10px,
		rgba(4, 88, 140, 0.2) -15px 15px, rgba(4, 88, 140, 0.1) -20px 20px,
		rgba(4, 88, 140, 0.05) -25px 25px;
}

.footer {
	margin-top: 50px;
}