Flex elements do not take all the available space before breaking into a new line

I'm trying to achieve the next design, where the elements take all the available space before breaking into a new line and also keeping the text centered:

Right now I'm using these styles in the container:

display: flex;justify-content: center;flex-wrap: wrap;

but Im getting this result:

I'm using a simple container with divs inside, each div have a span and anchor element inside like this:

there aren't any extra styles being applied