.warn_toast::after{
    position: absolute;
    content: '';
    display: block;
    width: 18px;
    height: 18px;
    left: 21px;
    top: 14px;
    background: url(/images/ai/toast_wran.svg) no-repeat center center;
}
.success_toast::after{
    position: absolute;
    content: '';
    display: block;
    width: 18px;
    height: 18px;
    left: 21px;
    top: 14px;
    background: url(/images/ai/toast_success.svg) no-repeat center center;
}