/**表单必填项*/
.required-item::after {
    content: '*';
    color: red;
}
.ak-hide {
    display: none;
}
.width-100 {width: 100px;}
.width-120 {width: 120px;}
.width-150 {width: 150px;}
.width-200 {width: 200px;}
.width-250 {width: 250px;}
.width-300 {width: 300px;}
.width-350 {width: 350px;}
.width-400 {width: 400px;}