In bootstrap you can use .text-center to align center. also add .row and .col-md-* to your code. align= is deprecated,. Added .col-xs-* for demo. ... <看更多>

Here's 3 ways to center content, including div tags and content, in Bootstrap 5. ... <看更多>

I've got an issue with regards to aligning the heading to center. ... Bootstrap 4: heading won't align to center #23537. ... <看更多>

Renders a properly aligned dismiss button, as well as adding extra horizontal padding to the Alert. onClose. function. controls show. ... <看更多>