.letter-collections{max-width:800px;margin:0 auto;padding:20px}.date-section{margin-bottom:30px}.date-section h2{border-bottom:1px solid #ccc;padding-bottom:10px;margin-bottom:20px}.letter-collection{margin-bottom:25px;padding:15px;background:#f9f9f9}.letter-collection h3{margin:0 0 10px}.writer{font-style:italic;color:#666}.letters{margin-top:15px}.letter{margin:10px 0}.letter-writer{color:#666;margin-left:10px}