.zent-collapse {
  -webkit-box-sizing: border-box;
          box-sizing: border-box;
  overflow: hidden;
}

  .zent-collapse--has-border {
    border: 1px solid #e5e5e5;
    border-radius: 4px;
  }

  .zent-collapse--has-border .zent-collapse-panel__title {
      background: #f8f8f8;
    }

  .zent-collapse--no-border {
    background: #fff;
  }
.zent-collapse-panel {
  -webkit-box-sizing: border-box;
          box-sizing: border-box;
}
.zent-collapse-panel__title {
    font-size: 14px;
    line-height: 1.5;
    padding: 10px;
    border-bottom: 1px solid #e5e5e5;
    cursor: pointer;
    display: -webkit-box;
    display: -ms-flexbox;
    display: flex;
    -webkit-box-align: center;
        -ms-flex-align: center;
            align-items: center;
    overflow: hidden;
    color: #333;
  }
.zent-collapse-panel__content-box {
    padding: 0 15px;
    border-bottom: 1px solid #e5e5e5;
    background: #fff;
    overflow: hidden;
    -webkit-box-sizing: border-box;
            box-sizing: border-box;
  }
.zent-collapse-panel__content {
    padding: 15px 0;
    color: #666;
  }
.zent-collapse-panel__arrow {
    fill: #666;
    margin-right: 10px;
    -webkit-transition: -webkit-transform 200ms ease;
    transition: -webkit-transform 200ms ease;
    transition: transform 200ms ease;
    transition: transform 200ms ease, -webkit-transform 200ms ease;
  }
.zent-collapse-panel--inactive .zent-collapse-panel__arrow {
      -webkit-transform: translateY(-1px) rotate(-90deg);
              transform: translateY(-1px) rotate(-90deg);
    }
.zent-collapse-panel--disabled .zent-collapse-panel__arrow {
      fill: #bbb;
    }
.zent-collapse-panel--disabled .zent-collapse-panel__title {
      color: #bbb;
      cursor: not-allowed;
    }
.zent-collapse-panel--animating {
    -webkit-user-select: none;
       -moz-user-select: none;
        -ms-user-select: none;
            user-select: none;
  }