.modal-fade-enter-active {
    animation: dialog-fade-in .3s;
  }
  
  .modal-fade-leave-active {
    animation: dialog-fade-out .3s;
  }
  
  @keyframes dialog-fade-in {
    0% {
      transform: translate3d(0, -20px, 0);
      opacity: 0;
    }
  
    100% {
      transform: translate3d(0, 0, 0);
      opacity: 1;
    }
  }
  
  @keyframes dialog-fade-out {
    0% {
      transform: translate3d(0, 0, 0);
      opacity: 1;
    }
  
    100% {
      transform: translate3d(0, -20px, 0);
      opacity: 0;
    }
  }
  
  .m-modal__wrapper {
    position: fixed;
    top: 0;
    right: 0;
    bottom: 0;
    left: 0;
    overflow: auto;
    margin: 0;
    background: rgba(0, 0, 0, .5);
  }
  
  .m-modal__container {
    width: 25%;
    position: relative;
    margin: 0 auto 50px;
    background: #fff;
    border-radius: 2px;
    box-shadow: 0 1px 3px rgba(0, 0, 0, .3);
    box-sizing: border-box;
    margin-top: 15vh;
    animation: dialog-fade-in .3s;
  }
  
  .m-modal__header {
    padding: 20px 20px 10px;
  }
  
  .m-modal__title {
    line-height: 24px;
    font-size: 18px;
    color: #303133;
  }
  
  button {
    -webkit-appearance: button;
    -webkit-writing-mode: horizontal-tb !important;
    text-rendering: auto;
    letter-spacing: normal;
    word-spacing: normal;
    text-transform: none;
    text-indent: 0px;
    text-shadow: none;
    display: inline-block;
    text-align: center;
    align-items: flex-start;
    cursor: default;
    box-sizing: border-box;
    margin: 0;
  }
  
  .m-modal__headerbtn {
    position: absolute;
    top: 20px;
    right: 20px;
    padding: 0;
    background: transparent;
    border: none;
    outline: none;
    cursor: pointer;
    font-size: 16px;
  }
  
  .m-modal__close {
    color: #909399;
  }
  
  .m-modal__headerbtn:hover .m-modal__close {
    color: #409EFF;
  }
  
  .m-modal__body {
    padding: 10px 20px;
    color: #606266;
    font-size: 14px;
    word-break: break-all;
  }
  
  .m-modal__footer {
    padding: 10px 20px 20px;
    text-align: right;
    box-sizing: border-box;
  }
  
  .m-modal__footer button:first-child {
    margin-right: 10px;
  }
  
  .m-modal-button {
    display: inline-block;
    line-height: 1;
    white-space: nowrap;
    cursor: pointer;
    background: #fff;
    border: 1px solid #dcdfe6;
    color: #606266;
    -webkit-appearance: none;
    text-align: center;
    box-sizing: border-box;
    outline: none;
    margin: 0;
    transition: .1s;
    font-weight: 500;
    -moz-user-select: none;
    -webkit-user-select: none;
    -ms-user-select: none;
    padding: 12px 20px;
    font-size: 14px;
    border-radius: 4px;
  }
  
  .m-modal-button+.m-modal-button {
    margin-left: 10px;
  }
  
  .m-modal-button:focus,
  .m-modal-button:hover {
    color: #409eff;
    border-color: #c6e2ff;
    background-color: #ecf5ff;
  }
  
  .m-modal--primary {
    color: #fff;
    background-color: #409eff;
    border-color: #409eff;
  }
  
  .m-modal--primary:focus,
  .m-modal--primary:hover {
    background: #66b1ff;
    border-color: #66b1ff;
    color: #fff;
  }