/* ========== ヘッダーのCSS ========== */

header {
	width: 100%;
	max-width: 1920px;
	height: 50px;
	top: 0;
	display: flex;
	align-items: center;
	background: #333;
	position: fixed;
	z-index: 100;
}

header .logo {
	height:100%;
	padding: 5px;
}

header .logo img {
	height: 100%;
}

header .logo img:hover{
	opacity: 0.5;
	transition: 0.3s;
}

nav {
	margin-left: auto;
}

nav li{
	float: left;
	list-style: none;

}

nav li a{
	color: white;
	text-decoration: none;
	font-size: 18px;
	cursor: pointer;
	padding-left: 7px;
	padding-right: 7px;
}

nav li a:hover {
	color: red;
	transition: 0.3s;
}

nav li+li {
	border-left: 1px solid #999;
}