input[type='checkbox]{
appearance:none;// appearance 属性允许您使元素看上去像标准的用户界面元素,清除默认样式
-moz-appearance: none;-webkit-appearance:none;
background-image: url('image/disagree.png'); //自定义图片样式
background-size: 0.8rem 0.8rem;
width: 0.8rem;
height: 0.8rem;
cursor: pointer;
background-repeat: no-repeat;
background-position: 0 0;
outline: none;
}
input[type='checkbox]:selected{
background-image: url('image/agree.png');//自定义未选中图片样式
}