How to lay out three blocks responsively with flexbox css?

Question

css

There is such a design
. The maximum block width is 100%
. In it, 3 blocks are limited to a 1200px container
. Each block has its own picture, but the first and last ones cover the entire remaining width of the block.

Answer 1

Пример тривиальный. Вот здесь все есть:
html5.by/blog/flexbox