fix some rendering problems when printing

docs/stream.css

@@ -12,7 +12,15 @@ body {
     background-color: #ffffff;
 }
 
-a[name] { position:relative; top:-11ex;}
+a[name] {
+    position: relative;
+    top: -11ex;
+}
+
+pre, tt, kbd, code {
+    font-size: 95%;
+    font-family: Mono, "Lucida Console", Courier, monospace;
+}
 
 pre {
     background-color: #f4f4f4;
@@ -21,12 +29,18 @@ pre {
     white-space: pre;
     margin: 2ex;
     page-break-inside: avoid;
+    font-size: 85%;
+    white-space: pre-wrap;
 }
 
 kbd {
     font-weight: bold;
 }
 
+code {
+    color: #008000;
+}
+
 dt {
     margin-top: 0.5ex;
 }
@@ -36,7 +50,7 @@ h1 {
     margin-top: 0;
     font-style: italic;
     font-weight: bold;
-    font-family:"Times New Roman", serif;
+    font-family: "Times New Roman", Times, serif;
     text-align: center;
     position: fixed;
     top: 0;
@@ -50,12 +64,12 @@ h1 {
     background-image: url(PSI.png);
     background-repeat: no-repeat;
     background-position: 10px 5px;
-    text-shadow:.1em .1em .1em darkgray;
+    text-shadow: .1em .1em .1em lightgray;
     box-shadow: 0 .3em .1em -.2em darkgray;
 }
 
 h2 {
-    font-size:150%;
+    font-size: 140%;
     margin-bottom: 0.5ex;
 }
 
@@ -100,11 +114,6 @@ small {
     font-size: 75%;
 }
 
-code {
-    font-size: 125%;
-    color: #008000;
-}
-
 .indent {
     text-indent: -4ex;
     margin-left: 4ex;
@@ -117,9 +126,10 @@ code {
     margin-right: 1ex;
     margin-top: 0.5ex;
     padding: 0 1ex;
-    border: 1px solid black;
+    border: thin solid black;
     text-align: left;
     background-color: #f0f0f0;
+    page-break-inside: avoid;
 }
 
 #navleft {
@@ -151,8 +161,9 @@ a[target=ex]:hover:after {
 
 @media print {
     a:link    { text-decoration: none; }
-  a[target=ex]:after {content:" [" attr(href) "]";}
+    a[target=ex]:after { content:" [" attr(href) "]"; font-size: 75%; }
     body      { margin: 0 4em; }
     h1        { position: relative; background-position: 0 0; }
     #navleft  { display: none; }
+    footer    { display: none; }
 }