/*===========================*/
/*        jCalculator        */
/*===========================*/
.jcalculator_wrap {
	position: relative;
}

.jcalculator {
	width: 12rem;
	display: none;
	position: absolute;
	top: 2.5rem;
	left: -3rem;
}

.jcalculator div.col-4 {
	background: #f5f5f5;
	cursor: pointer;
	color: #000;
	height: 3rem;
	line-height: 3rem;
	font-size: 20px;
	box-sizing: border-box;
	-moz-box-sizing: border-box;
	-webkit-box-sizing: border-box;
	border-right: 1px solid #000;
	border-bottom: 1px solid #000;
	text-align: center;
}

.jcalculator div.b-left {
	border-left: 1px solid #000;
}
.jcalculator div.b-top {
	border-top: 1px solid #000;
}

.jcalculator div.clear,
.jcalculator div.done{
	font-size: 12px;
	border-right: 1px solid #000;
	border-bottom: 1px solid #000;
}

.jcalculator span:active {
	line-height: 52px;
}

.jcalculator .operation {
	font-size: 20px;
}

.jcalculator .operation.equal {
	background: #eb0934;
}


/*=========================*/
/*===== DEMONSTRATION =====*/
/*=========================*/
.demonstration {
	margin: 50px 0 0;
	background: #f3f3f3;
	font-family: Roboto;
	padding: 60px 0;
	color: #5e5e5e;
	text-align: center;
}

.demonstration .jcalculator_wrap {
	width: 460px;
	margin: 0 auto;
}

.demonstration .jcalculator_wrap input {
	border: 0;
	padding: 20px 30px;
	width: 460px;
	color: #5e5e5e;
	font-size: 24px;
	font-family: Roboto;
	border-radius: 5px;
	outline: 0;
	border: 4px solid #D8D8D8;
	box-sizing: border-box;
}

.demonstration .jcalculator_wrap input:focus {
	border-color: #37BE42;
	border-radius: 5px 5px 0px 5px;
}