body{
	margin:0;
}

header{
	display:flex;
	position:fixed;
	width:100%;
	z-index:100;
}

ul,li{
	list-style: none;
}

.favcon-wrapper{
	width:150px;
	padding:10px;
}

.header-list{
	width:calc(100% - 300px);
	color:#000;
	font-size:2em;
	font-family:"Comic Sans MS",cursive;
	font-weight:bold;
}
.header-list>ul{
	display:flex;
}

.header-list>ul>li>span{
	position:relative;
}
.header-list>ul>li>span::after{
	content: '';
	width: 110%;
	height: 2px;
	display: inline-block;
	background-color: #000;
	position: absolute;
	bottom: -10px;
	left: -5%
}
.header-list>ul>li>span>a{
	color:#000;
}