html
<div class="deal-tabs">
			<div class="deal-tabs-btn clearfix">
				<div class="deal-col-2">
					<li><a href="#" class="deal_btn current">大混级</a></li>
				</div>
				<div class="deal-col-2">
					<li><a href="#" class="deal_btn">中混级</a></li>
				</div>
				<div class="deal-col-2">
					<li><a href="#" class="deal_btn">中东</a></li>
				</div>
				<div class="deal-col-2">
					<li><a href="#" class="deal_btn">南亚</a></li>
				</div>
				<div class="deal-col-2">
					<li><a href="#" class="deal_btn">蒜米</a></li>
				</div>
				<div class="deal-col-2">
					<li><a href="#" class="deal_btn">脱水</a></li>
				</div>
				<div class="deal-col-2">
					<li><a href="#" class="deal_btn">级蒜4.5</a></li>
				</div>
				<div class="deal-col-2">
					<li><a href="#" class="deal_btn">级蒜5.0</a></li>
				</div>
				<div class="deal-col-2">
					<li><a href="#" class="deal_btn">净蒜</a></li>
				</div>
				<div class="deal-col-2">
					<li><a href="#" class="deal_btn">大混级</a></li>
				</div>
				<div class="deal-col-2">
					<li><a href="#" class="deal_btn-more more-toggle"><span></span><p class="More">更多</p></a></li>
				</div>
			</div>
		</div>


css

.deal-tabs .deal-tabs-btn{
	margin: 0 -0.1rem;
}
.deal-col-2{
	width: 20%;
	float: left;
	padding: 0 0.1rem;
	-webkit-box-sizing: border-box;
	-moz-box-sizing: border-box;
	box-sizing: border-box;
}
.deal-tabs .current{
	background-color: #ff2b3a;
	color: #ffffff;
}
.deal_btn{
	background-color: #ffffff;
	box-shadow: 2px 2px 14px 2px #f2f3f7;
	border: 0;
	outline: none;
	border-radius: 50px;
	height: 0.52rem;
	text-align: center;
	line-height: 0.52rem;
	font-size: 0.24rem;
	color: #666666;
	display: block;
	margin-bottom: 0.3rem;
}
.deal_btn-more{
	background-color: #ffffff;
	box-shadow: 2px 2px 14px 2px #f2f3f7;
	border: 0;
	outline: none;
	border-radius: 50px;
	height: 0.52rem;
	text-align: center;
	line-height: 0.52rem;
	font-size: 0.24rem;
	color: #666666;
	margin-bottom: 0.3rem;
	display: block;
}
.deal_btn-more span{
	background-image: url(../images/arrow.png);
	width: 0.1rem;
	height: 0.1rem;
	background-position: center;
	background-repeat: no-repeat;
	background-size: cover;
	display: none;
}
.more-toggle.cur span{
	transform: rotateY(180deg);
}
.more-toggle p{
	display: inline-block;
}



js

<script type="text/javascript">
	var lis = $('.deal-tabs-btn .deal-col-2 .deal_btn:gt(8)')
	var liall = $('.deal-tabs-btn .deal-col-2 .deal_btn')
	lis.hide()
	$('.more-toggle').click(function(){
		if($(this).hasClass("cur")){
			$(this).removeClass("cur")
			$(this).find('.More').text('更多')
			lis.hide()
		}else{
			$(this).addClass("cur")
			$(this).find('.More').text('收起')
			liall.show();
		}
	})
</script>