Restored step spacing in progress bar

Fixes issue #78

Author: weerox

Diff for: css/progress.css

@@ -20,12 +20,11 @@
 }
 .progress .step {
   display: inline-block; /* http://stackoverflow.com/questions/2491068/ddg#2491072 */
-  padding-left: 0.2em;
-  padding-right: 0.2em;
+  padding-left: 0.1em;
+  padding-right: 0.1em;
   padding-top: 0.7em;
   padding-bottom: 1em;
-  float: middle;
-  clear: none;   
+  clear: none;
 }
 
 .progress .step.done span {
@@ -39,10 +38,10 @@
 
 .progress .same-topic {
   background-color: {{ site.data.colors.header-color }};
-  clear: none; 
+  clear: none;
   padding-left: 0.35em;
   padding-right: 0.35em;
-  border-radius: 1.05em; /*  */
+  border-radius: 1.05em;
   padding-top: 0.75em;
   padding-bottom: 0.3em;
 }