Breakpoints Doc List of breakpoints Doc Current viewport width: Extra small – xs – >=0px Small – sm – >=576px = 36em Medium – md – >=768px = 48em Large – lg – >=992px = 62em Extra large – xl – >=1200px = 75em Extra extra large – xxl – >=1400px = 87.5em Media Queries Doc Breakpoints based on minimum viewport widths min-width. Media queries for breakpoints based on maximum viewport widths max-width Media queries for targeting single segment of screen sizes using the minimum and maximum breakpoint widths.