.wavesurfer-region {
  border-right: 2px solid #000;
  border-left: 2px solid #000;
  z-index: 4;
}

.btn-group {
    margin-left: 50%;
    margin-top: 10px;
    transform: translate(-15%);
}


[data-v-7777a843] .el-main {
  height: 100vh;
}