style1.css

html {
  font-size: 100%;
  overflow-y: scroll;
  -webkit-text-size-adjust: 100%;
  -ms-text-size-adjust: 100%;
}

body {
  color: #444;
  font-family: 'Open Sans', sans-serif;
  font-size: 12px;
  line-height: 1.5em;
  padding: 1em;
  margin: auto;
  max-width: 52em;
  background: #fefefe;
}

a {
  color: #0645ad;
  text-decoration: none;
}

a:visited {
  color: #0b0080;
}

a:hover {
  color: #06e;
  cursor:pointer;
}

a:active {
  color: #faa700;
}

a:focus {
  outline: thin dotted;
}

a:hover,
a:active {
  outline: 0;
}

::-moz-selection {
  background: rgba(255, 255, 0, 0.3);
  color: #000;
}

::selection {
  background: rgba(255, 255, 0, 0.3);
  color: #000;
}

a::-moz-selection {
  background: rgba(255, 255, 0, 0.3);
  color: #0645ad;
}

a::selection {
  background: rgba(255, 255, 0, 0.3);
  color: #0645ad;
}

p {
  margin: 1em 0;
}

img {
  max-width: 100%;
}

h1,
h2,
h3,
h4,
h5,
h6 {
  font-weight: 600;
  color: #111;
  line-height: 1em;
}

h4,
h5,
h6 {
  font-weight: bold;
}

h1 {
  font-size: 1.5em;
   padding: 0px 0px 15px 0px;
}

h2 {
  font-size: 1.2em;
}

h3 {
  font-size: 1em;
}

h4 {
  font-size: 0.9em;
}

h5 {
  font-size: 0.9em;
}

h6 {
  font-size: 0.9em;
}

blockquote {
  color: #666666;
  margin: 0;
  padding-left: 3em;
  border-left: 0.5em #eee solid;
}

hr {
  display: block;
  border: 0;
  border-top: 1px solid #aaa;
  border-bottom: 1px solid #eee;
  margin: 1em 0;
  padding: 0;
}

pre,
code,
kbd,
samp {
  font-family: 'Fira Code', monospace;
  font-size: 0.98em;
}

pre {
  white-space: pre;
  white-space: pre-wrap;
  word-wrap: break-word;
  background-color: #eee;
  padding: 10px 15px;
}

b,
strong {
  font-weight: bold;
}

dfn {
  font-style: italic;
}

ins {
  background: #ff9;
  color: #000;
  text-decoration: none;
}

mark {
  background: #ff0;
  color: #000;
  font-style: italic;
  font-weight: bold;
}

sub,
sup {
  font-size: 75%;
  line-height: 0;
  position: relative;
  vertical-align: baseline;
}

sup {
  top: -0.5em;
}

sub {
  bottom: -0.25em;
}

ul,
ol {
  margin: 1em 0;
  padding: 0 0 0 2em;
}

li p:last-child {
  margin: 0;
}

dd {
  margin: 0 0 0 2em;
}

img {
  border: 0;
  -ms-interpolation-mode: bicubic;
  vertical-align: middle;
}

table {
  border-collapse: collapse;
  border-spacing: 0;
}

td {
  vertical-align: top;
}

@media only screen and (min-width: 480px) {
  body {
    font-size: 14px;
  }
  .logo {
      max-height: 30px
  }
}

@media only screen and (min-width: 768px) {
  body {
    font-size: 16px;
  }
  .logo {
      max-height: 40px;
  }
  article {
      margin: 50px 0;
  }
}

@media print {
  * {
    background: transparent !important;
    color: black !important;
    filter: none !important;
    -ms-filter: none !important;
  }

  body {
    font-size: 12pt;
    max-width: 100%;
  }

  a,
  a:visited {
    text-decoration: underline;
  }

  hr {
    height: 1px;
    border: 0;
    border-bottom: 1px solid black;
  }

  a[href]:after {
    content: " (" attr(href) ")";
  }

  abbr[title]:after {
    content: " (" attr(title) ")";
  }

  .ir a:after,
  a[href^="javascript:"]:after,
  a[href^="#"]:after {
    content: "";
  }

  pre,
  blockquote {
    border: 1px solid #999;
    padding-right: 1em;
    page-break-inside: avoid;
  }

  tr,
  img {
    page-break-inside: avoid;
  }

  img {
    max-width: 100% !important;
  }

  @page :left {
    margin: 15mm 20mm 15mm 10mm;
  }

  @page :right {
    margin: 15mm 10mm 15mm 20mm;
  }

  p,
  h2,
  h3 {
    orphans: 3;
    widows: 3;
  }

  h2,
  h3 {
    page-break-after: avoid;
  }
}
nav ul {
    margin: 0;
    padding: 0;
    list-style-type: none;
    overflow: hidden;
}
nav ul li {
    /* this allow us to arrange list items in a row, without using float */
    display: inline-block;
    list-style-type: none;
}
/* create a style for the first level items */
nav > div > ul > li > a {
    color: #333 !important;
    display: block;
    line-height: 2em;
    padding: 0.5em 0em;
    text-decoration: none;
}

nav > div.nav-right > ul > li > a {
    padding: 0.5em 0.5em;
}

nav > div > ul > li > a:hover {
    color: #aaa !important;
}
.nav-left {
    float: left;
}

.nav-l.left {
 float: left;
 padding: 0 20px 20px 0;
}eft ul li {
    float: left;
}

.nav-right ul li {
    float: right;
}
.logo {
    margin-right: 0.5em
}
article img {
    margin: 1em 0;
}
p.date {
    font-size: 13px;
    color: #666;
}
ul.articles {
    list-style: none;
    padding: 0;
}
#articles {
    margin-top: 2em;
}
footer {
    font-size: 13px;
}

.left {
 float: left;
 padding: 0 20px 20px 0;
}

/*
 *.menu {
 *  padding: 0px 0px 80px 0px;
 *}
 */
h1 {
	text-align: center;
  /*background-image: url("banner.png");*/
  /*background-color: rgba(0,0,255,0.3);*/
  padding: 30px 0px 30px 0px;
}

html {
  box-sizing: border-box;
}

*, *:before, *:after {
  box-sizing: inherit;
}

.column {
  float: left;
  width: 50.0%;
  margin-bottom: 16px;
  padding: 0 8px;
}

@media screen and (max-width: 650px) {
  .column {
    width: 100%;
    display: block;
  }
}

.card {
  box-shadow: 0 4px 8px 0 rgba(0, 0, 0, 0.2);
}

.container {
  padding: 0 16px;
}

.container::after, .row::after {
  content: "";
  clear: both;
  display: table;
}

.title {
  color: grey;
}

.button {
  border: none;
  outline: 0;
  display: inline-block;
  padding: 8px;
  color: white;
  background-color: #000;
  text-align: center;
  cursor: pointer;
  width: 100%;
}

.button:hover {
  background-color: #555;
}

.supervisor {
	height: 300px;
}

#toc {
	padding: 0px 0px 0px 650px;
}