diff --git a/src/components/CssEra.astro b/src/components/CssEra.astro
index 26aca5b..c365e20 100644
--- a/src/components/CssEra.astro
+++ b/src/components/CssEra.astro
@@ -1,6 +1,6 @@
 <section class="era">
   Выбери CSS-эпоху:
-  <button type="button" data-era="CSS3" title="2009-20212">CSS3</button>
+  <button type="button" data-era="CSS3" title="2009-2012">CSS3</button>
   <button type="button" data-era="CSS4" title="2013-2018">CSS4</button>
   <button type="button" data-era="CSS5" title="2019-2025">CSS5</button>
   <button type="button" data-action="reset">Отменить выбор</button>