@keyframes rocknroll {
  form {
    transform: rotateY(0deg); }
  to {
    transform: rotateY(1440deg); } }

#online-assistant {
  width: 120px;
  position: fixed;
  right: 0;
  top: 0;
  z-index: 9999999999;
  text-align: center; }
  #online-assistant > .box {
    width: 120px;
    background-color: #4988fd;
    border-radius: 5px;
    box-sizing: border-box;
    padding: 5px;
    color: #333;
    font-size: 15px;
    text-align: center; }
    #online-assistant > .box > .title {
      font-size: 18px;
      font-weight: bold;
      text-align: center;
      width: 100%;
      color: #fff;
      line-height: 42px; }
    #online-assistant > .box > .box-content {
      box-sizing: border-box;
      padding: 10px;
      background-color: #fff;
      border-radius: 5px; }
      #online-assistant > .box > .box-content .qq-item {
        display: block;
        margin: 0 auto 5px;
        width: 76px;
        height: 23px;
        line-height: 23px;
        background: url(../images/bg_qq.png);
        font-size: 12px;
        color: #4f71a3;
        text-align: center;
        text-indent: 20px; }
      #online-assistant > .box > .box-content > .box-qrcode {
        width: 90px;
        height: 90px; }
  #online-assistant .online-assistant_2top {
    margin: 5px auto 0;
    cursor: pointer; }
    #online-assistant .online-assistant_2top.active {
      animation: rocknroll;
      animation-duration: 1s; }
  #online-assistant .online-assistant_exchange {
    height: 24px;
    margin: 6px auto;
    cursor: pointer; }