.btn-operate-mobile {
  display: flex;
  flex-direction: column;
  align-items: center;
  position: relative;

  .call-operate {
    width: 50px;
    height: 50px;
    border-radius: 8vh;
    margin: 0 5vw;
    box-sizing: border-box;
    display: flex;
    justify-content: center;
    align-items: center;

    .invite-calling-item-loading {
      width: 40px;
      height: 40px;
      animation: rotation 2s linear infinite;
    }

    @keyframes rotation {
      from {
        transform: rotate(0deg);
      }
      to {
        transform: rotate(360deg);
      }
    }

    .invite-calling-item-loading img {
      width: 100%;
      height: 100%;
    }

    .operate-img {
      width: 100%;
      height: 100%;
      background: none;

      .hangup-img{
        width: 100%;
        height: 100%;
      }
    }

    .switchAudioCall {
      width: 6vw;
      height: 3vh;
    }
  }

  .call-switch .call-operate {
    width: 4vh;
    height: 3vh;
  }

  .operate-text {
    margin: 6px 0px 6px 0px;
  }
}