diff --git a/styles/custom2.css~ b/styles/custom2.css~
deleted file mode 100644
index 4d8ffd6..0000000
--- a/styles/custom2.css~
+++ /dev/null
@@ -1,204 +0,0 @@
-<style>
-    div.cell{
-        width: 850px;
-        margin-left: 0% !important;
-        margin-right: auto;
-    }
-    h1 {
-        font-family: 'Open sans',verdana,arial,sans-serif;
-	}
-	
-    div.input_area {
-        background: #F6F6F9;
-        border: 1px solid #586e75;
-    }
-
-    .text_cell_render h1 {
-        font-weight: 200;
-        font-size: 40pt;
-        line-height: 100%;
-        color:#c76c0c;
-        margin-bottom: 0.5em;
-        margin-top: 1em;
-        display: block;
-        white-space: wrap;
-    } 
-    h2 {
-        font-family: 'Open sans',verdana,arial,sans-serif;
-        text-indent:1em;
-    }
-    .text_cell_render h2 {
-        font-weight: 200;
-        font-size: 20pt;
-        font-style: italic;
-        line-height: 100%;
-        color:#c76c0c;
-        margin-bottom: 1.5em;
-        margin-top: 0.5em;
-        display: block;
-        white-space: nowrap;
-    } 
-    h3 {
-        font-family: 'Open sans',verdana,arial,sans-serif;
-    }
-    .text_cell_render h3 {
-        font-weight: 300;
-        font-size: 18pt;
-        line-height: 100%;
-        color:#d77c0c;
-        margin-bottom: 0.5em;
-        margin-top: 2em;
-        display: block;
-        white-space: nowrap;
-    }
-    h4 {
-        font-family: 'Open sans',verdana,arial,sans-serif;
-    }
-    .text_cell_render h4 {
-        font-weight: 300;
-        font-size: 16pt;
-        color:#d77c0c;
-        margin-bottom: 0.5em;
-        margin-top: 0.5em;
-        display: block;
-        white-space: nowrap;
-    }
-    h5 {
-        font-family: 'Open sans',verdana,arial,sans-serif;
-    }
-    .text_cell_render h5 {
-        font-weight: 300;
-        font-style: normal;
-        color: #1d3b84;
-        font-size: 16pt;
-        margin-bottom: 0em;
-        margin-top: 1.5em;
-        display: block;
-        white-space: nowrap;
-    }
-    div.text_cell_render{
-        font-family: 'Open sans',verdana,arial,sans-serif;
-        line-height: 135%;
-        font-size: 125%;
-        width:750px;
-        margin-left:auto;
-        margin-right:auto;
-        text-align:justify;
-        text-justify:inter-word;
-    }
-    div.output_subarea.output_text.output_pyout {
-        overflow-x: auto;
-        overflow-y: scroll;
-        max-height: 300px;
-    }
-    div.output_subarea.output_stream.output_stdout.output_text {
-        overflow-x: auto;
-        overflow-y: scroll;
-        max-height: 300px;
-    }
-    code{
-      font-size: 78%;
-    }
-    .rendered_html code{
-    background-color: transparent;
-    }
-    ul{
-        margin: 2em;
-    }
-    ul li{
-        padding-left: 0.5em; 
-        margin-bottom: 0.5em; 
-        margin-top: 0.5em; 
-    }
-    ul li li{
-        padding-left: 0.2em; 
-        margin-bottom: 0.2em; 
-        margin-top: 0.2em; 
-    }
-    ol{
-        margin: 2em;
-    }
-    ol li{
-        padding-left: 0.5em; 
-        margin-bottom: 0.5em; 
-        margin-top: 0.5em; 
-    }
-    ul li{
-        padding-left: 0.5em; 
-        margin-bottom: 0.5em; 
-        margin-top: 0.2em; 
-    }
-    a:link{
-       font-weight: bold;
-       color:#447adb;
-    }
-    a:visited{
-       font-weight: bold;
-       color: #1d3b84;
-    }
-    a:hover{
-       font-weight: bold;
-       color: #1d3b84;
-    }
-    a:focus{
-       font-weight: bold;
-       color:#447adb;
-    }
-    a:active{
-       font-weight: bold;
-       color:#447adb;
-    }
-    .rendered_html :link {
-       text-decoration: underline; 
-    }
-    .rendered_html :hover {
-       text-decoration: none; 
-    }
-    .rendered_html :visited {
-      text-decoration: none;
-    }
-    .rendered_html :focus {
-      text-decoration: none;
-    }
-    .rendered_html :active {
-      text-decoration: none;
-    }
-    .warning{
-        color: rgb( 240, 20, 20 )
-    } 
-    hr {
-      color: #f3f3f3;
-      background-color: #f3f3f3;
-      height: 1px;
-    }
-    blockquote{
-      display:block;
-      background: #fcfcfc;
-      border-left: 5px solid #c76c0c;
-      font-family: 'Open sans',verdana,arial,sans-serif;
-      width:680px;
-      padding: 10px 10px 10px 10px;
-      text-align:justify;
-      text-justify:inter-word;
-      }
-      blockquote p {
-        margin-bottom: 0;
-        line-height: 125%;
-        font-size: 100%;
-      }
-</style>
-<script>
-    MathJax.Hub.Config({
-                        TeX: {
-                           extensions: ["AMSmath.js"]
-                           },
-                tex2jax: {
-                    inlineMath: [ ['$','$'], ["\\(","\\)"] ],
-                    displayMath: [ ['$$','$$'], ["\\[","\\]"] ]
-                },
-                displayAlign: 'center', // Change this to 'center' to center equations.
-                "HTML-CSS": {
-                    styles: {'.MathJax_Display': {"margin": 4}}
-                }
-        });
-</script>