On solcer.eu i am bit testing with template surfing.
sometimes when i place element on a row sometimes i can not get all of them on the same hight
how can i solve this

for better few see 
test-site.nl
seee the yellow blocs with different sizes

Nobody got a solution?

Hello, you can not set the element to the same height. Maybe use the simple Slider from Uikit, here zou can setup the match height. ( same height)
joomlaplates.org/uikit/index.php