height: 200px;
        width: 80px;
        display: flex;
	flex-wrap: wrap;
	align-content: space-between;
      }
    </style>
  </head>
  <body>
    <p>Test passes if:<br>
    1. the rectangle 1, 2, 3 show up in a vertical column in a red rectangle.<br>
    2. No gap between the top of red rectangle and the top of  rectangle 1, no gap between the bottom of red rectangle and the bottom of rectangle 3 too, and rectangle 2 is distributed so that the empty space between rectangle 1 and rectangle 3 is the sam