markdown-live-preview/public/css/style.css

html, body {
  position: relative;
  color: #333;
  overflow-x: hidden;
  margin: 0;
  padding: 0;
  font-family: Helvetica, arial, freesans, clean, sans-serif;
  font-size: 1em;
  line-height: 1.5em;
  background-color: #444;
}

h1, h2, h3, h4, h5, h6, p {
  font-size: 1em;
  margin: 0;
  padding: 0;
  font-weight: normal;
}

p {
  margin: 1em;
}

a:link,
a:visited,
a:hover
a:active {
  color: #333;
  text-decoration: none;
}

img {
  border: none;
}

#header {
  padding: 10px 0 ;
  background-color: #444;
  width: 100%;
  text-align: center;
}

#header h1 a {
  color: #fff;
  font-size: 1.5em;
}

#container {
  min-height: 100%;
  height: auto !important;
  height: 100%;
  width: 1100px;
  padding: 20px;
  margin: 0 auto;
  background-color: #fff;
  border-radius: 10px;
}

#container .section {
  margin-bottom: 20px;
}

#content .mode {
  border: 1px solid #ddd;
  border-radius: 3px;
  width: 535px;
  display: inline-block;
  vertical-align: top;
}

#content .mode .content {
  padding: 10px;
}

#preview {
  margin-left: 20px;
}

#leftColumn {
  float: left;
  width: 700px;
}

#rightColumn {
  width: 240px;
  float: right;
}

textarea#markdown {
  padding: 0;
  margin: 0;
  width: 100%;
  height: 400px;
  overflow: auto;
  font-size: 15px;
  border: none;
/*  border: 2px solid #D1D1BC;*/
  resize: vertical;
  outline: none;
}

#editor {
  width: 100%;
} 

#footer {
  clear: both;
  width: 100%;
  padding: 10px;
  background-color: #444;
  color: #fff;
  text-align: center;
}

#footer #copyright {
  font-size: 12px;
  color: #999;
}


#footer #copyright a {
  font-size: 12px;
  color: #999;
}

#footer #copyright a:hover {
  color: #fff;
  text-decoration: underline;
}