/*隐藏掉我们模型的checkbox*/

	.checkbox_img .checkbox_img_input {
		appearance: none;
		-webkit-appearance: none;
		outline: none;
		display: none;
	}

    /*选中时*/
   .checkbox_img .checkbox_img_input+span {
		width: 20px;
		height: 20px;
		background-color: red;
		display: inline-block;
		background: url(../images/checked.png) no-repeat;
		background-position-x: 0px;
		background-position-y: -25px;
		position: relative;
		top: 3px;
	}

   /*未选中checkbox时,修改背景图片的位置*/
   .checkbox_img .checkbox_img_input:checked+span {
		background-position: 0 0px
	}