fix(theme): adjust rspress doc max width (#737)

Author: 10Derozan

.changeset/great-buttons-dress.md

@@ -0,0 +1,5 @@
+---
+'@rspress/theme-default': patch
+---
+
+fix: adjust rspress doc max width

packages/theme-default/src/layout/DocLayout/index.module.scss

@@ -107,7 +107,7 @@
       padding: 0 48px;
       box-sizing: border-box;
       width: calc(100vw - var(--rp-sidebar-width) - var(--rp-aside-width));
-      max-width: calc(960px + 48px * 2);
+      max-width: min(100%, calc(960px + 48px * 2));
       margin: auto;
     }
   }
@@ -125,7 +125,7 @@
       box-sizing: border-box;
       width: calc(100vw - var(--rp-sidebar-width) - var(--rp-aside-width));
       padding: 0 48px;
-      max-width: calc(960px + 48px * 2);
+      max-width: min(100%, calc(960px + 48px * 2));
       margin: auto;
     }
   }