opkpm/public/static/lib/regionCheckBox/regionCheckBox.css

/**
 @ Name：layui.regionCheckBox 中国省市复选框
 @ Author：wanmianji
 */
 
html #layuicss-regionCheckBox{display: none; position: absolute; width: 1989px;} 

.layui-regionContent {
	margin: 6px;
	border: 1px solid #e6e6e6;	
}

.layui-regionContent ul li {
	float: left;
	position: relative;
	border: 1px solid #fff;
	padding: 5px 0 5px 15px;
}

.layui-regionContent ul li.parent:hover {
	border: 1px solid #e4e4e4;
}

.layui-regionContent .layui-form-item ul li .layui-form-checkbox[lay-skin=primary] {
	margin-top: 0;
}

.layui-regionContent ul li .city{
	position: absolute;
    background: #fff;
    width: 330px;
    left: -1px;
    top: 100%;
    z-index: 2;
    line-height: 26px;
    border: 1px solid #e4e4e4;
    padding: 6px 0 6px 15px;
    display: none;
}

.layui-regionContent .area {
	width: 45px;
}

.layui-regionContent .province {
	margin-left: 75px;
}