reduce horizontal padding for pager-container

IPython/frontend/html/notebook/static/notebook/less/pager.less

@@ -4,7 +4,7 b' div#pager_splitter {'
 
 #pager-container {
     position: relative;
-    padding: 15px;
+    padding: 15px 0px;
 }
 
 div#pager {

IPython/frontend/html/notebook/static/style/style.min.css

@@ -1513,7 +1513,7 b' span.input_prompt{font-family:inherit;}'
 input.raw_input{font-family:inherit;font-size:inherit;color:inherit;width:auto;margin:-2px 0px 0px 1px;padding-left:1px;padding-top:2px;height:1em;}
 p.p-space{margin-bottom:10px;}
 div#pager_splitter{height:8px;}
-#pager-container{position:relative;padding:15px;}
+#pager-container{position:relative;padding:15px 0px;}
 div#pager{overflow:auto;display:none;}div#pager pre{font-size:13px;line-height:1.231em;color:#000000;background-color:#f7f7f7;padding:0.4em;}
 .shortcut_key{display:inline-block;width:15ex;text-align:right;font-family:monospace;}
 .rendered_html{color:black;}.rendered_html em{font-style:italic;}