The British FTSE 100 fell 0.42%, the German DAX dropped 0.64%, and the French CAC 40 fell 0.71%. Italy's FTSE MIB and Spain's IBEX 35 lost 0.83% and 0.87%, respectively.

Dassault Systemes shares gained 1.3%. The French software developer has improved its financial forecasts for 2021 amid growing software sales.

LVMH Moet Hennessy Louis Vuitton SA fell 0.6%. The world's largest luxury goods manufacturer increased revenues by 56% in the first half of the year, while net profit jumped 10 times.

Reckitt Benckiser Group Plc shares fell 8.4%. The British company, which produces and sells hundreds of household chemicals and medicines, received a pre-tax loss in the first half of this year and reduced its revenue.

Just Eat Takeaway.com gained 4.3%. A shareholder in Cat Rock Capital has called on the Dutch food delivery service to strike a merger deal with other major global players in the industry.

The leaders of growth among the components of the Stoxx Europe 600 index were securities of the British chemical company Croda International Plc, which jumped 5.6%. Meanwhile, the leaders of the fall were the shares of the Swiss-American manufacturer of computer peripherals Logitech International SA, which fell 9.9%.

Investors are awaiting the results of the meeting of the US Federal Reserve System (FRS), which will be summed up on Wednesday, as well as reports of large American companies, including Apple Inc., Alphabet Inc., Microsoft Corp. and Starbucks Inc.