body,
html {
	width: 100%;
	height: 100%;
	background-color: #000d1a;
	text-align: center;
	-webkit-background-size: cover;
	-moz-background-size: cover;
	-o-background-size: cover;
	background-size: cover;
}

.btn {
  height: 180px;
  line-height: 80px;  
  width: 180px;  
  font-size: 20px;
  text-transform: uppercase;
  font-weight: bold;
  border-radius: 50%;
  background-color: #ff1c1c;
  color: white;
  text-align: center;
  cursor: pointer;
}

.btn:hover{
	background-color: #fc6030;
	border-color: white;
	border-width: 2px;

}