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<html><head><style>ul { border-left: 5px solid red; background-color: #f1f1f1; list-style-type: none; padding: 10px 20px;}</style></head><body><h2>List with a red left border</h2><ul> <li>Coffee</li> <li>Tea</li> <li>Coca Cola</li></ul></body></html>