Grid template with float
Not all websites' layouts are obsessed with Bootstrap now. More ways to show the power of CSS nowadays. The grid layout can be done with float ,flexbox or grid. Also some of the browsers don't support flexbox and grid,but the float is always works widely. Here is the responsive grid template with float , which contains most of layouts display. See the Pen grid template with float by Yifang Di ( @diyifang ) on CodePen . And recently I learned flexbox through a fun game. check here ,it's free.