.simple-keyboard.dark {
    /* background-color: rgba(0, 0, 0, 0.8); */
    background-color: rgba(105,105,105,0.5);
    border-radius: 0;
    border-bottom-right-radius: 5px;
    border-bottom-left-radius: 5px;
  }
  
  .simple-keyboard.dark .hg-button {
    height: 50px;
    display: flex;
    justify-content: center;
    align-items: center;
    background: rgba(0, 0, 0, 0.5); 
    /* background: rgba(105,105,105,0.5); */
    color: white;
  }
  
  .simple-keyboard.dark .hg-button:active {
    background: #1c4995;
    color: white;
  }

  .simple-keyboard.fixed {
    width: "100px",
  }
/*   
  #root .simple-keyboard.dark + .simple-keyboard-preview {
    background: #1c4995;
  } */