flex-app-style.css

body{
		font-family: sans-serif;
}

.heading{
	text-align: center;
	margin-bottom: 0px;
}

.heading-text{
	text-align: center;
	margin: 5px 0 20px 0;
}

.flex-container{
	display: flex;
	border: 1px solid #555;
	padding: 10px;
	min-height: 200px;
}

.flex-item{
	border: 1px solid grey;
	background-color: #ccc;
	padding: 20px;
}

.menu-container{
	display: flex;
	justify-content: space-between;
}

.menu{
	padding: 20px;
	width: 100%;
}

.code{
	padding: 20px;
	width: 100%;
}

.info-box{
	display:inline-block;
	vertical-align: top;
}

.slide-container{
	margin-bottom: 8px;
}

.slider {
    -webkit-appearance: none;
    appearance: none;
	width: 200px;
    height: 25px;
    background: #ddd;
}

.slider::-webkit-slider-thumb {
    -webkit-appearance: none; 
    appearance: none;
    width: 25px;
    height: 25px;
    background: #777;
    cursor: pointer; 
}

.slider::-moz-range-thumb {
    width: 25px;
    height: 25px;
    background: #4CAF50;
}

.text-input{
	margin-top: 3px;
	display: inline-block;
	vertical-align: top;
	height: 18px;
}

#item-width-input, #item-height-input{
	width: 40px;
}

.button{
	margin-top: 3px;
	display: inline-block;
	vertical-align: top;
	height: 24px;
}

.select-box{
	padding: 3px 12px;
	border-radius: 3px;
	width: 200px;
	margin-bottom: 8px;
}