style.css

/*
Copyright (c) 2017, Nebil Kawas García
This source code is subject to the terms of the Mozilla Public License.
You can obtain a copy of the MPL at <https://www.mozilla.org/MPL/2.0/>.
*/

body {
  margin: 0px auto;
  padding: 4ex 3em;
  max-width: 30em;

  background-color: #FC3;
  color: #333;
  font-family: Roboto, Liberation Sans, Helvetica, Arial, sans-serif;
  line-height: 160%;
  text-rendering: optimizeLegibility;
  -moz-text-size-adjust: none; /* fix for Firefox on mobile devices */
}

h1 {
  font-family: Fira Sans, Liberation Sans, Helvetica, Arial, sans-serif;
  font-size: 4.0em;
  font-weight: 900;
}

h2 {
  font-family: Fira Sans, Liberation Sans, Helvetica, Arial, sans-serif;
  font-size: 1.8em;
  font-weight: 700;
}

span#todos {
  text-decoration: underline dotted;
}

span#white {
  color: #FAFAFA;
  font-size: 1.2em;
}

p {
  -webkit-hyphens: auto;
      -ms-hyphens: auto;
          hyphens: auto;
  text-align: justify;
}

p#abstract {
  margin-right: -15.625%;
  font-size: 1.125em;
}

div#controls {
  margin-bottom: 3ex;
}

input[type=text] {
  box-sizing: border-box;
  padding: 1ex;
  width: 12em;
  height: 5ex;

  border: none;
  border-bottom: 0.6ex solid #222;
  font-family: Roboto, Liberation Sans, Helvetica, Arial, sans-serif;
  transition: border-bottom-color 0.5s;
}

input[type=text]:focus {
  border-bottom: 0.6ex solid #33A;
  border-radius: 0px; /* fix for Firefox on mobile devices */
}

a {
  color: #33A;
}

a[role=button] {
  width: 12em;
  line-height: 5ex;

  background-color: #222;
  color: #FAFAFA;
  text-align: center;
  text-decoration: none;
  transition: background-color 0.5s;
}

a[role=button]:hover {
  background-color: #33A;
}

div#disclaimer {
  margin-top: 3ex;
  padding: 1.75ex 1.5em;

  background-color: #F95;
  border-left: 0.5em solid #F63;
}

footer {
  margin-top: 3ex;
  padding: 1ex 0em;

  background-color: #333;
  border-left: 0.5em solid #0A0A0A;
  color: #FAFAFA;
  text-align: center;
}

footer a {
  color: #66D;
}

strong {
  font-size: 1.2em;
}

object {
  position: absolute;
    top: 0px;
  right: 0px;
}

canvas {
  display: none;
}

.centered {
  display: block;
  margin: 0.25em auto;
}