diff --git a/src/styles/markdown.css b/src/styles/markdown.css
index 86c0543..ea3e817 100644
--- a/src/styles/markdown.css
+++ b/src/styles/markdown.css
@@ -5,6 +5,10 @@
   --prism-font-family: 'Input Mono', monospace;
 }
 
+.prose img {
+  width: 100%;
+}
+
 html:not(.dark) .prose {
   --prism-foreground: #393a34;
   --prism-background: #fbfbfb;