.tab {
  overflow: hidden;
}

.tab button {
  	text-decoration: none;
	width: auto;
	padding: 5px 20px;
	line-height: 30px;
	margin-right:10px;
	border-radius: 8px;
	font-size: 16px;
	font-weight:600;
	color:#fff;
	background: #bbb;
	text-transform:uppercase;
	border-style:none;
}

.tab button:hover {
  	background: #ccc;
}

.tab button.active {
  	background: #fff;
	color: #2B71DC;
}

.tabcontent {
  display: none;
}