index.css

body{
    width: 100%;
    height: 100%;
}

.dataSourceInfo {
    position: absolute;

    top: 1px;
    left: 100px;

    z-index: 2000;

    width: 100px;
    height: 60px;

    background-color: rgba(255, 255, 255, 0.6);
    border-radius: 10px;

    color: #000;

    display: none;
  }

  .globe{
     position: absolute;
     
     width: 100%;
     height: 100%;
  }