diff --git a/global.css b/global.css
index 1019f93..4c75ec5 100644
--- a/global.css
+++ b/global.css
@@ -1,6 +1,7 @@
-
 body {
-  margin: 0.5in 1in;
+  max-width: 1000px;
+  margin: 0.5in auto 1in auto;
+  padding: 0 1em;
   background-color: white;
   color: black;
   font-size: 16px;
diff --git a/index.html b/index.html
index 6bfadf6..5d7b163 100644
--- a/index.html
+++ b/index.html
@@ -3,6 +3,7 @@
   <head>
     <title>Standard ML Family GitHub Project</title>
     <link href="global.css" rel="stylesheet" type="text/css">
+    <meta name="viewport" content="width=device-width, initial-scale=1.0">
   </head>
 
   <body BGCOLOR="ffffff">
@@ -227,7 +228,7 @@ <h2>Implementations, Extensions, and Variations of Standard ML</h2>
    </P>
   </LI>
   <LI>
-    <A HREF="http://www.cs.bham.ac.uk/research/poplog/freepoplog.html">
+    <A HREF="http://www.cs.bham.ac.uk/research/projects/poplog/freepoplog.html">
        <strong>Poplog Standard ML</strong></A>.
     <P>Now available as free software (SML '90).</P>
   </LI>
@@ -248,7 +249,7 @@ <h2>Implementations, Extensions, and Variations of Standard ML</h2>
   <P>CakeML is a dialect of ML designed to be both easy to program in and easy to reason about formally in proof assistants for higher-order logic.</P>
   </LI>
   <LI>
-  <A HREF="http://www.pllab.riec.tohoku.ac.jp/smlsharp/"><strong>SML#</strong></A>
+  <A HREF="https://smlsharp.github.io/"><strong>SML#</strong></A>
   <P>SML# is a new programming language in the Standard ML family being developed at RIEC (Research Institute of Electrical
   Communication), Tohoku University . Its design goal is to provide practically important extensions while maintaining
   the compatibility of the Definition of Standard ML.</P>
