The also sets a global font-family, line-height, and text-align.font-size: 1rem is applied on the for easy responsive type-scaling via media queries while respecting user preferences and ensuring a more accessible approach. No base font-size is declared on the, but 16px is assumed (the browser default).This ensures that the declared width of element is never exceeded due to padding or border. The box-sizing is globally set on every element-including *::before and *::after, to border-box.The and elements are updated to provide better page-wide defaults. Keep declarations of font-related properties to a minimum, using inherit whenever possible.For easier scaling across device sizes, block elements should use rems for margins.More importantly though, a single direction of margin is a simpler mental model. Vertical margins can collapse, yielding unexpected results.
#STACK BROWSER UPDATE#
Update some browser default values to use rems instead of ems for scalable component spacing.Here are our guidelines and reasons for choosing what to override in Reboot: For example, we reboot some styles for a simpler baseline and later provide. Additional styling is done only with classes. Reboot builds upon Normalize, providing many HTML elements with somewhat opinionated styles using only element selectors. Reboot, a collection of element-specific CSS changes in a single file, kickstart Bootstrap to provide an elegant, consistent, and simple baseline to build upon.
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