<style>.styled-heading{font-size:22px;text-align:center;margin-bottom:15px}.styled-list{list-style-type:none;padding-left:0}.styled-list-item{margin-bottom:15px;padding:10px;background-color:#f4f4f4;border-left:5px solid #3498db}.styled-list-item-blue{border-left-color:#3498db}.styled-list-item-red{border-left-color:#e74c3c}.styled-list-item-green{border-left-color:#2ecc71}.styled-list-item-purple{border-left-color:#9b59b6}.styled-list-item-orange{border-left-color:#f39c12}.styled-list-item strong{font-size:18px}.styled-block{border:1px solid #d3d3d3;padding:20px;max-width:800px;font-family:Arial,sans-serif;background-color:#f8f8f8}</style>