**配置标签栏的宽度**
 
<color #ed1c24>~/.config/gtk-3.0/gtk.css</color> 



  notebook tab {
    min-height: 0;
    padding: 2px;
  }
  
  notebook tab button {
    min-height: 0;
    min-width: 0;
    padding: 1px;
    margin: 1px;
  }