v3.21.3

What's Changed

Bug Fixes 🐛

• fix(nav-menu): [nav-menu] Fix the style issue of the nav-menu component by @wuyiping0628 in #2889
• fix(site):Fix Plus official website description and search by @discreted66 in #3061
• fix(docs): Remove environmental configuration and add user configuration prompts by @chenxi-20 in #3109
• fix(docs): Optimize installation documentation by @chenxi-20 in #3118
• fix(popper): [tooltip,popover] fix popper doms in custom element, cant get zindex by @shenjunjian in #3125

Full Changelog: v3.21.2...v3.21.3