app/appengine: make heading bars fill screen width

Make the headers fill the screen's width by making the body have
display: inline-block and min-width: 100%. Before, scrolling to
the right extended past the screen's width, which caused the
blue table headers to cut off.

Change-Id: I2f186ca044d07a4dfd3ec6cbe3f57a9feee05c99
Reviewed-on: https://go-review.googlesource.com/c/build/+/125475
Reviewed-by: Dmitri Shuralyov <dmitshur@golang.org>
diff --git a/app/appengine/static/style.css b/app/appengine/static/style.css
index a4ec219..3c27bf3 100644
--- a/app/appengine/static/style.css
+++ b/app/appengine/static/style.css
@@ -14,15 +14,17 @@
   font-family: sans-serif;
   padding: 0; margin: 0;
   color: #222;
+  display: inline-block;
+  min-width: 100%;
 }
- 
+
 .container {
   max-width: 900px;
   margin: 0 auto;
 }
- 
+
 p, pre, ul, ol { margin: 20px; }
- 
+
 h1, h2, h3, h4 {
   margin: 20px 0;
   padding: 0;
@@ -318,4 +320,3 @@
     margin: 0;
   }
 }
-