.browse-image-panel {
  position: fixed;
  top: 0;
  bottom: 0;
  left: 0;
  right: 0;
  z-index: 1011;
  overflow-y: auto;
  margin:30px; //留空间
  button {
    position: fixed;
    top: 2px;
    right: 2px;
    color: #ffffff;
    border-color: #ffffff;
  }
  img {
    max-width: 100%;
    position: absolute;
    top: 0;
    bottom: 0;
    left: 0;
    right: 0;
    margin: auto;
    transition: all .3s cubic-bezier(.36, .66, .04, 1)
  }
  .browse-image-mask {
    position: fixed;
    top: 0;
    bottom: 0;
    left: 0;
    right: 0;
    background-color: rgba(55, 55, 55, .6);
    height: 100%;
    width: 100%;
    text-align: center;
    transition: all .5s;
    cursor: pointer;
  }
}