The 1,231-room Sheraton Denver Downtown Hotel, the city's largest property, has completed a $70 million project that redesigned the entire hotel. The redone lobby features the Link@Sheraton lounge, which offers free Wi-Fi and several computer stations. The guest rooms now include Sheraton Sweet Sleeper beds and ergonomic chairs at the workstations. The refreshed restaurant now is called 15|Fifty, and the bar has been renamed 16Mix. Also rejuvinated were the property's 133,000 square feet of meeting space.