/* reset browser styles */
html,
body,
div,
span,
object,
iframe,
h1,
h2,
h3,
h4,
h5,
h6,
p,
blockquote,
pre,
a,
abbr,
acronym,
address,
big,
cite,
code,
del,
dfn,
em,
img,
ins,
kbd,
q,
s,
samp,
small,
strike,
strong,
sub,
sup,
tt,
var,
b,
u,
i,
center,
dl,
dt,
dd,
ol,
ul,
li,
fieldset,
form,
label,
legend,
table,
caption,
tbody,
tfoot,
thead,
tr,
th,
td,
article,
aside,
canvas,
details,
embed,
figure,
figcaption,
footer,
header,
hgroup,
menu,
nav,
output,
ruby,
section,
summary,
time,
mark,
audio,
video {
  margin: 0;
  padding: 0;
  border: 0;
  font-size: 100%;
  vertical-align: baseline;
}
article,
aside,
details,
figcaption,
figure,
footer,
header,
hgroup,
menu,
nav,
section {
  display: block;
}
body {
  line-height: 1.2;
}
ol {
  padding-left: 1.4em;
  list-style: decimal;
}
ul {
  padding-left: 1.4em;
  list-style: square;
}
table {
  border-collapse: collapse;
  border-spacing: 0;
}
/* end reset browser styles */

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

.clear {
  zoom: 1;
}

body {
  font-family: "Helvetica Neue", Helvetica, Arial, sans-serif;
}

header {
  background-color: rgb(93, 43, 78);
  background-image: -webkit-linear-gradient(
    right,
    rgb(93, 43, 78),
    rgb(8, 2, 50)
  );
  padding-bottom: 30px;
}

header h1 {
  font-size: 3em;
  color: white;
  font-weight: bold;
  padding-top: 30px;
  clear: both;
  padding-left: 10px;
}

nav {
  background-color: rgb(25, 25, 25);
  border: 1px solid rgba(255, 255, 255, 0.5);
  border-left: none;
  border-right: none;
}
nav ul {
  padding: 0;
  margin: 0;
}
nav li {
  padding: 0;
  margin: 0;
  list-style: none;
}
nav a {
  float: left;
  font-size: 0.8em;
  color: white;
  font-weight: normal;
  text-decoration: none;
  padding: 10px;
  border-right: 3px dashed rgba(255, 255, 255, 0.75);
  -webkit-transition: all 0.5s;
  -moz-transition: all 0.5s;
  -o-transition: all 0.5s;
  transition: all 0.5s;
}
nav li:last-of-type a {
  border-right: none;
}
nav a:hover {
  background-color: rgb(93, 43, 78);
}
aside h2 {
  font-size: 1.3em;
  margin-top: 10px;
}
aside h3 {
  font-size: 1.1em;
  margin-top: 15px;
}
aside p,
aside li {
  font-size: 0.75em;
  margin-top: 10px;
}
.main h2 {
  font-size: 2em;
  margin-top: 10px;
}
.main h3 {
  font-size: 1.5em;
  margin-top: 20px;
}
.main p {
  margin-bottom: 15px;
}
footer {
  margin-top: 15px;
  font-size: 0.8em;
  padding: 10px 10px 30px 10px;
  background-color: black;
  color: rgb(204, 204, 204);
}
footer a {
  color: white;
}
/* add tutorial styles below here */
* {
  -moz-box-sizing: border-box;
  box-sizing: border-box;
}

.columnWrapper {
  float: left;
  width: 80%;
}
.sidebar1 {
  float: left;
  width: 25%;
  padding: 0 20px 0 10px;
}
.main {
  float: right;
  width: 75%;
  padding: 0 20px;
  border-left: dashed 1px rgb(153, 153, 153);
  border-right: dashed 1px rgb(153, 153, 153);
}
.sidebar2 {
  float: right;
  width: 20%;
  padding: 0 10px 0 20px;
}
footer {
  clear: both;
}
nav ul,
header h1,
footer p,
.contentWrapper {
  max-width: 1200px;
  margin: 0 auto;
}
img {
  max-width: 100%;
}
img.half {
  max-width: 50%;
}
img.left {
  float: left;
  margin: 0 10px 10px 0;
}
img.right {
  float: right;
  margin: 0 0 10px 10px;
}

@media (min-width: 501px) and (max-width: 768px) {
  .sidebar2 {
    float: none;
    width: auto;
    clear: both;
    border-top: 2px solid black;
    padding-top: 10px;
  }
  .columnWrapper {
    width: auto;
  }
  .main {
    border-right: none;
  }
}

@media (max-width: 500px) {
  .columnWrapper,
  .main,
  .sidebar1,
  .sidebar2 {
    float: none;
    width: auto;
  }
  .main {
    border: none;
  }
  .sidebar1,
  .sidebar2 {
    border-top: 2px solid black;
    margin-top: 25px;
    padding-top: 10px;
  }
  header h1 {
    font-size: 1.5em;
  }
  nav {
    text-align: center;
  }
}