.header-menu {
		display:flex;
		width:100%;
		padding:5px;
	}
	.header-menu > a {
		display:block;
		border:ridge 2px black;
		padding: 10px 20px;
		font-weight: bold; 
		background: linear-gradient(white, gray);
		text-decoration: none;
		color:black;
		min-width:100px;
		text-align:center;
		
	}
	.header-menu > a:first-child {
		border-top-left-radius: 10px;
		border-bottom-left-radius: 10px;
		border-top-right-radius: 10px;
		border-bottom-right-radius: 10px;
		margin-right:5px;
	}
	.header-menu > a:nth-child(2) {
		border-top-left-radius: 10px;
		border-bottom-left-radius: 10px;
	}
	.header-menu > a:last-child {
		border-top-right-radius: 10px;
		border-bottom-right-radius: 10px;
	}
	.header-menu > a.active {
		background: linear-gradient(white, orange);
	}
	.header-menu > a:hover:not(.active) {
		background: linear-gradient(white, pink);
	}