diff --git a/build.py b/build.py
index c9ebef7..5d60533 100755
--- a/build.py
+++ b/build.py
@@ -108,7 +108,11 @@ def main():
 '''
     css_file = os.path.join(css, 'index.css')
     css_text = f'''\
-@media screen and (max-width: 1200px) {{
+/*
+* {{ border: 1px solid; }}
+/**/
+
+@media screen and (max-aspect-ratio: 10/16) {{
 
 body {{
 font-size: 2em;
@@ -119,6 +123,7 @@ font-size: 2em;
 body {{
 background: rgb(255,255,255);
 color: rgb(0,0,0);
+font-family: sans;
 margin: .5em;
 }}
 body.dark {{
@@ -152,17 +157,23 @@ order: 2;
 }}
 
 .tabs {{
-border: 1px solid;
-margin: 1em 0;
+margin: 0;
 }}
 .tabs > input:checked + label {{
 background: linear-gradient(rgba(128,128,128,1), rgba(128,128,128,0));
 }}
 .tabs > label {{
-padding: 1em;
+background: linear-gradient(rgba(64,64,64,1), rgba(64,64,64,0));
+border-color: rgb(128,128,128);
+border-radius: .5em;
+border-style: solid;
+border-width: 1px 1px 0 1px;
+margin: 0;
+padding: .5em 1.5em;
 }}
 .tabs > div {{
-padding: 1em 0;
+margin: 0
+padding: 1em 0 0 0;
 }}
 
 a {{
@@ -178,7 +189,6 @@ height: 8em;
 
 /*******************************************************************************
 
-* {{ border: 1px solid; }}
 header  {{ background: #800000; }}
 nav     {{ background: #008000; }}
 section {{ background: #000080; }}
@@ -199,10 +209,7 @@ position: relative;
 header {{
 background-position: center;
 background-size: cover;
-padding: 1vh 1vw 0 1vw;
-position: absolute;
 width: 100%;
-z-index: 1;
 }}
 
 section {{
@@ -225,11 +232,6 @@ flex-wrap: wrap;
 }}
 
 nav a {{
-background: linear-gradient(rgba(64,64,64,1), rgba(64,64,64,0));
-border-color: rgb(128,128,128);
-border-radius: .5em;
-border-style: solid;
-border-width: 1px 1px 0 1px;
 #color: rgb(128,128,0);
 font-weight: bold;
 padding: .25em .5em;