/*一件清空表单内容按钮*/
.clearValue{
	display: none;
	width: 15px;
	height: 28px;
	line-height: 28px;
	text-align: center;
	background-color: rgba(255,255,255,0);
	color: #999;
	font-weight: 700;
	font-size: 16px;
	cursor: pointer;
	position: absolute;
	top: 50%;
	margin-top: -14px;
	z-index: 5;
}
textarea+.clearValue,
textarea+span+.clearValue{
	margin-top: 0;
	top: 0;
}
.clearValue:hover{
	color: #555;
}