.jf-loading body { /*加载中不显示*/
      opacity: 0;
      visibility: hidden;
}
.jf-active body { /*如果处理成功，直接显示*/
      opacity: 1;
      visibility: visible; 
}
.jf-inactive body {/*如果处理失败，直接显示*/
      opacity: 1;
      visibility: visible;
}
.jf-active *, .jf-inactive * { /*处理成功或失败，都以渐变显示*/
      -webkit-transition: opacity 1s ease-out; 
      -moz-transition: opacity 1s ease-out; 
      -o-transition: opacity 1s ease-out; 
      transition: opacity 1s ease-out; 
}