While bootstrap uses ems or rems for defining most sizes pxs are used for grid breakpoints and container widths.
Bootstrap grid gutter size.
Customize the size of your columns on extra small small medium large or extra large devices however you see fit.
The standard bootstrap grid is a 12 column layout with a 15px margin on each side of the column.
We actually ended up just downloading the bootstrap source unzipping it copying the source scss files into the assets folder then importing the bootstrap scss file in index js instead of the final bootstrap css file.
With the responsive css file added the grid adapts to be 724px and 1170px wide depending on your viewport.
This is because the viewport width is in pixels and does not change with the font size.
Grid options while bootstrap uses ems or rems for defining most sizes pxs are used for grid breakpoints and container widths.
The default bootstrap grid system utilizes 12 columns making for a 940px wide container without responsive features enabled.
Bootstrap 4 includes predefined grid classes for quickly making grid layouts for different types of devices like cell phones tablets laptops and desktops etc.
For grids that are the same from the smallest of devices to the largest use the col and cols props.
You can how aspects of the bootstrap grid system work across multiple devices with a handy table.
The latest bootstrap 4 version introduces the new mobile first flexbox grid system that appropriately scales up to 12 columns as the device or viewport size increases.
Thanks for the response.
Bootstrap s grid system is responsive and the columns will re arrange depending on the screen size.
Michael hanna commented a year ago.
On a big screen it might look better with the content organized in three columns but on a small screen it would be better if the content items were stacked on top of each other.
Bootstrap s grid includes five tiers of predefined classes for building complex responsive layouts.
This is because the viewport width is in pixels and does not change with the font size.
Resulting in a 30px gutter between columns plus 15px to the left and right of the grid.
Bootstrap s grid system is responsive and the columns will re arrange depending on the screen size.