style.css

body
{
	background: #232323;
	margin:0;
	font-family: "Montserrat", "Avenir";
	box-sizing: border-box;
}
h1
{
	color:white;
	text-align:center;
	background: steelblue;
	margin:0;
	font-weight: normal;
	text-transform: uppercase;
	line-height: 1.1;
	padding:20px 0;
}
#colorDisplay
{
	font-size:200%;
}

#stripe
{
	background: white;
	height:30px;
	text-align:center;
	color:black;
	line-height: 30px;
	position: relative;
}

button
{
	border:none;
	background: none;
	text-transform: uppercase;
	height:100%;
	font-weight: 700;
	color:steelblue;
	letter-spacing: 1px;
	font-size:inherit;
	transition: all .3s;
	--webkit-transition: all .3s;
	--moz-transition: all .3s;
	outline: none;
}
button:hover
{
	color:white;
	background: steelblue;
}
.selected
{
	color:white;
	background: steelblue;
}
#message
{
	display:inline-block;
	width:20%;
}
.btn-mode
{
	display:inline;
}
.container
{
	margin: 20px auto;
	max-width:700px;
}
.square
{
	width:30%;
	background:purple;
	padding-bottom: 30%;
	float:left;
	margin: 1.66%;
	border-radius:15%;
	transition: background 0.6s;
	--webkit-transition: background 0.6s;
	--moz-transition: background 0.6s;
}

.container_hard
{
	margin: 20px auto;
	max-width:1167px;
}
.square_hard
{
	width:18%;
	background:purple;
	padding-bottom: 18%;
	float:left;
	margin: 0.9683%;
	border-radius:15%;
	transition: background 0.6s;
	--webkit-transition: background 0.6s;
	--moz-transition: background 0.6s;
}

@media(max-width:768px)
{
	#message
	{
		position:absolute;
		top:38px;
		color:#fff;
	}
	.btn-mode
	{
		margin-left:10%;
		padding: 0 5px;
	}
	button
	{
		padding:1px 3px;
	}	
	.container
	{
		margin: 40px auto;
		max-width:700px;
	}
}