a标签扩大超链接的点击范围

条件1：

条件2：

HTML Part:

<div class="expand">
	<a href="https://www.baidu.com/" class="click">click area</a>
</div>

CSS Part:

div.expand {
	width: 200px;
	height: 50px;
	background-color: #dcdcdc;
	line-height: 50px;
	text-align: center;
}
a.click {
/*条件2：超链接的display需设置成block*/
	display: block;
	text-decoration: none !important;
}
a.click:hover {
	background-color: #dc143c;
	color: rgb(255,255,255);
}

Example:

click area