* STOXX 600 up 1.2 pct
* Casino gains 4 pct on Amazon partnership
* H&M tumbles 6.8 pct after Q1 results(Updates prices, adds quotes, details)
By Helen Reid
The STOXX 600 index gained 1.3 percent with allsectors rising, on track for its best day in seven weeks, while
European markets took their cue from a robust rebound onWall Street and Asian stocks after reports
It marked a sharp bounceback from the previous days, in asign that volatility was returning to stock markets.
"The volatility that we're seeing in markets reflects thosewho were initially fearful of the headlines, and those that seeopportunities within that," said Chris Dyer, director of globalequity at Eaton Vance.
Dyer remains overweight European stocks and underweight the
"What we see in
He said he had added to some industrials stocks that hadsuffered due to the fear of trade wars.
Autos,, chemicals, tech and basicresource sectors led gains after having suffered themost from fears of increased protectionism.
Casino shares jumped 4 percent after its grocerychain Monoprix said it would start selling its products toParisian customers through Amazon's Prime Now servicethis year.
Bernstein retail analyst Bruno Monteyne said the deal wasunlikely to be a "game changer" to competition in the Frenchgrocery market.
"In the
Despite Casino's share price gains, the retail sector indexlagged the market. Amazon's expansion into
A 6.5 percent fall in H&M shares also draggedretail stocks down. The Swedish fashion firm flagged furthermarkdowns in the second quarter, reporting profits for Q1 fellroughly as expected.
The losses took H&M shares to their lowest in 13 years,trading at 119 Swedish krone, around a third of their value attheir peak in March 2015.
Akzo Nobel shares gained 3.8 percent after thepaint maker sold its specialty chemicals business to
Among tech stocks, chipmaker ams led gains, rising3.4 percent, while peer Infineon led the DAX with a2.7 percent gain, and STMicro climbed 2.2 percent.
These semiconductor stocks have been the best-performing ofthe tech sector, leading last year's equity rally.
(Reporting by Helen ReidEditing by Kit Rees and Peter Graff)