.content-tab {
	position: relative;
	border-top: 2px solid #e5e5e5;
	border-bottom: 2px solid #e5e5e5;
	height: 80px;
	padding: 0 40px;
}
.content-tab ul {
	display: flex;
	align-items: center;
	height: 80px;
}
.content-tab ul li {
    float: left;
    line-height: 48px;
    padding: 0 25px;
	font-size: 20px;
	color: #333;
	font-weight: bold;
}
.left-arrow {
	position: absolute;
	left: 10px;
	top: 28px;
}
.right-arrow {
	position: absolute;
	right: 10px;
	top: 28px;
}