Th\u1ee3 x\u00e2y s\u1ebd t\u1eadp trung x\u00e2y d\u1ef1ng khu n\u00e0o m\u00e0 gia ch\u1ee7 cho l\u00e0 quan tr\u1ecdng nh\u1ea5t tr\u01b0\u1edbc, v\u00e0 \u1edf \u0111\u00e2y ch\u00ednh l\u00e0 c\u0103n bi\u1ec7t th\u1ef1 ch\u00ednh d\u00e0nh \u0111\u1ec3 \u1edf.<\/li><\/ol>\n\n\nVi\u1ec7c t\u1ea3i to\u00e0n b\u1ed9 CSS r\u1ed3i ph\u00e2n t\u00edch, v\u00e0 cu\u1ed1i c\u00f9ng m\u1edbi hi\u1ec3n th\u1ecb trang gi\u1ed1ng nh\u01b0 c\u00e1ch l\u00e0m s\u1ed1 1.<\/p>\n\n\n
C\u00f2n vi\u1ec7c t\u1ea3i critical CSS tr\u01b0\u1edbc r\u1ed3i ph\u00e2n t\u00edch ngay \u0111\u1ec3 hi\u1ec3n th\u1ecb ph\u1ea7n n\u1ed9i dung ngay \u0111\u1ea7u gi\u1ed1ng nh\u01b0 c\u00e1ch l\u00e0m s\u1ed1 2, t\u1ee9c l\u00e0 t\u1eadp trung cho ph\u1ea7n quan tr\u1ecdng tr\u01b0\u1edbc.<\/p>\n\n\n
Hy v\u1ecdng l\u00e0 so s\u00e1nh n\u00e0y s\u1ebd gi\u00fap b\u1ea1n d\u1ec5 hi\u1ec3u h\u01a1n v\u1ec1 critical CSS.<\/p>\n","protected":false},"excerpt":{"rendered":"
V\u1edbi nh\u1eefng ai c\u00f3 c\u0103n b\u1ea3n v\u1ec1 web, b\u1ea1n hi\u1ec3u kh\u00e1 r\u00f5 v\u1ec1 HTML, CSS, JS v\u00e0 c\u00f3 th\u1ec3 l\u00e0 m\u1ed9t ng\u00f4n ng\u1eef l\u1eadp tr\u00ecnh web ph\u1ed5 bi\u1ebfn nh\u01b0 PHP. Khi \u1ea5y c\u00e1c gi\u1ea3i th\u00edch v\u1ec1 citical CSS kh\u00f4ng kh\u00f3 kh\u0103n \u0111\u1ec3 hi\u1ec3u. Tuy nhi\u00ean n\u1ebfu b\u1ea1n l\u00e0 ng\u01b0\u1eddi ngo\u1ea1i \u0111\u1ea1o, vi\u1ec7c gi\u1ea3i th\u00edch critical …<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[262],"tags":[],"yoast_head":"\n
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