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<html><head><meta name="viewport" content="width=device-width, initial-scale=1"><style>.vl { border-left: 6px solid green; height: 500px; position: absolute; left: 50%; margin-left: -3px; top: 0;}</style></head><body><h2>Vertical Line</h2><div class="vl"></div></body><!-- Mirrored from www.w3schools.com/howto/tryit.asp?filename=tryhow_css_vertical_line2 by HTTrack Website Copier/3.x [XR&CO'2014], Wed, 21 Dec 2022 16:51:10 GMT --></html>