September 2017
Intermediate to advanced
450 pages
11h 24m
English
Bootstrap 4 supports a modern flex-box-based responsive grid system. To use the grid system, we will need to declare a container that will contain the grid, rows for each line of elements we will lay out in the container, and columns for each item in the row:

We can compose any combination of column widths together that we want as long as the total within the row adds up to 12 or fewer. Otherwise our column content will wrap to the next row and begin filling out the next row of 12 columns.
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