demystify.css

/* Demystify CSS.

   NB. I am not so great with CSS, any help you can offer to refactor
   this and make it actually responsive would be greatly appreciated.
*/

div.banner {
  width: 100%;
  background-color: #008383;
  color: white;
  text-align: center;
  font-size: 1em;

  position: fixed;
  top: 0;
  left: 0;
  height: 25px;
  padding: 10px;
}

a.banner_link {
  background-color: #008383;
  color: white;
}

a.banner_link:link {
  text-decoration: none;
  font-weight: bold;
  color: white;
}

a.banner_link:visited {
  text-decoration: none;
  font-weight: bold;
  color: white;
}

a.banner_link:hover {
  text-decoration: underline;
  font-weight: bold;
  color: white;
}

a.banner_link:active {
  text-decoration: underline;
  font-weight: bold;
  color: white;
}

main {
  position: relative;
  max-width: 800px;
  color:  #222;
  margin: auto;
  margin-top:  4.5%;
  font-family: Raleway, HelveticaNeue, "Helvetica Neue", Helvetica, Arial, sans-serif;
  font-weight: 400;
  font-size: 14px;
}

h1.title {
	font-size: 1.8em;
	letter-spacing: -.05rem;
	font-weight: bold;
	margin: 0 0 0 0;
}

h2.subtitle {
	font-size: 1.1em;
	letter-spacing: 0;
	margin:  0 0 0 0;
	font-weight: normal;
}

label.left-label {
	padding-top: 10%;
}

input.signature {
	text-transform: uppercase;
}

#About > p {
    font-style: italic;
}

a:link {
  text-decoration: none;
  font-weight: bold;
  color: #222;
}

a:visited {
  text-decoration: none;
  font-weight: bold;
  color: #222;
}

a:hover {
  text-decoration: underline;
  font-weight: bold;
  color: #222;
}

a:active {
  text-decoration: underline;
  font-weight: bold;
  color: #222;
}

i.mono {
	font-family: monospace;
}

img.logo {
	height: 50px;
	width:  50px;
	text-align: left;
	vertical-align: middle;
}

span.logo {
	color: #bebc00;
	font-weight: bold;
	margin-left: 5px;
}

.row {
	margin-top: 10px;
  display: flex;
  flex-direction: row;
  flex-wrap: wrap;
  width: 100%;
}

.column {
  display: flex;
  flex-direction: column;
  flex-basis: 100%;
  flex: 1;
}

.half-column {
	margin-top: -5px;
	font-size:  3rem;
  display: flex;
  flex-direction: column;
  flex-basis: 100%;
  flex: .14;
}

.content {
	margin-top: 5%;
}

div.drag {
	color-scheme: dark !important;
    -webkit-text-size-adjust: 100%;
    font-family: 'Helvetica Neue',Helvetica,Arial,sans-serif;
    line-height: 1.5;
    word-wrap: break-word;
    -webkit-font-smoothing: antialiased;
    font-size: 17px;
    border: 2px dashed #bbb;
    border-radius: 5px;
    padding: 25px;
    text-align: center;
    border-color: rgb(84, 91, 95);
    color: rgb(36, 29, 19);
}

input[type="file"] {
    display: none;
}

label.custom-file-upload {
	background-color: rgb(240, 240, 240);
  border: 1px solid #ccc;
  border-radius:  3px;
  padding: 10px 25px 10px 25px;
  display: inline-block;
  cursor: pointer;
  text-transform: uppercase;
  font-size: 11px;
  letter-spacing: .1rem;
}

label.custom-file-upload:hover {
  font-weight: bold;
  color: #222;
  border-width: 2px;
  border-color: black;
  padding: 9px 24px 9px 24px;
}

html {
    font-family: sans-serif;
    -ms-text-size-adjust: 100%;
    -webkit-text-size-adjust: 100%;
}

code {
  font-family: monospace;
  font-weight: 100;
  font-size: 13px;
}

/* py-config - not a component */
py-config {
    display: none
  }

  /* py-{el} - components not defined */
  py-script:not(:defined) {
    display: none
  }

  py-repl:not(:defined) {
    display: none
  }