/* Reset */
html,
body,
div,
span,
applet,
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%;
  font: inherit;
  vertical-align: baseline;
}
* {
  box-sizing: border-box;
}

/* Variables */
:root {
  --desktop-font-size: 1.3rem/1.5;
  --mobile-font-size: 1.1rem/1.4;
  --text-color: #2d2d2d;
  --link-color: blue;
  --primary-color: lightsteelblue;
  --secondary-color: aliceblue;
  --tertiary-color: whitesmoke;
}

/* Typography */
body {
  color: var(--text-color);
}
body,
input {
  font: var(--desktop-font-size) -apple-system, BlinkMacSystemFont, 'Segoe UI',
    Roboto, Helvetica, Arial, sans-serif, 'Apple Color Emoji', 'Segoe UI Emoji',
    'Segoe UI Symbol';
}

h1,
h2,
h3,
h4,
h5,
h6,
p,
blockquote,
dl,
img,
figure {
  margin: 2rem 0;
}

h1,
h2,
h3,
h4,
h5,
h6 {
  font-weight: bold;
  line-height: 1.2;
}
h1 {
  font-size: 200%;
}
h2 {
  font-size: 150%;
}
h3 {
  font-size: 120%;
}
h4,
h5,
h6 {
  font-size: 100%;
}
h5,
h6 {
  text-transform: uppercase;
}

header h1 {
  border-bottom: 1px solid;
}

p {
  margin: 2rem 0;
}

a,
a:visited {
  color: var(--link-color);
}

strong,
time,
b {
  font-weight: bold;
}
em,
dfn,
i {
  font-style: italic;
}
sub {
  font-size: 60%;
  vertical-align: bottom;
}
small {
  font-size: 80%;
}

blockquote,
q {
  background: var(--secondary-color);
  border-left: 10px solid var(--primary-color);
  display: block;
  font-family: 'Georgia', serif;
  padding: 1rem;
}
blockquote p:first-child {
  margin-top: 0;
}
cite {
  font-family: 'Georgia', serif;
  font-style: italic;
  font-weight: bold;
}

kbd,
code,
samp,
pre,
var {
  font-family: monospace;
  font-weight: bold;
}
code,
pre {
  background: var(--tertiary-color);
  padding: 0.5rem 1rem;
}
code pre,
pre code {
  padding: 0;
}

/* Elements */
hr {
  background: var(--text-color);
  border: 0;
  height: 1px;
  margin: 4rem 0;
}

img {
  display: block;
  height: auto;
  max-width: 100%;
}

figure {
  border: 1px solid var(--primary-color);
  display: inline-block;
  padding: 1rem;
  width: auto;
}
figure img {
  margin: 0;
}
figure figcaption {
  font-size: 80%;
  margin-top: 0.5rem;
}

ul,
ol {
  margin: 2rem 0;
  padding: 0 0 0 4rem;
}

dl dd {
  padding-left: 2rem;
}

table {
  border: 1px solid var(--primary-color);
  border-collapse: collapse;
  table-layout: fixed;
  width: 100%;
}
table caption {
  margin: 2rem 0;
}
table thead {
  text-align: center;
}
table tbody {
  text-align: right;
}
table tr {
  border-bottom: 1px solid var(--primary-color);
}
table tbody tr:nth-child(even) {
  background: var(--tertiary-color);
}
table th {
  background: var(--secondary-color);
  font-weight: bold;
}
table th,
table td {
  padding: 1rem;
}
table th:not(last-of-type),
table td:not(last-of-type) {
  border-right: 1px solid var(--primary-color);
}

input {
  appearance: none;
  border: 1px solid var(--text-color);
  display: block;
  margin: 0.5rem 0;
  padding: 0.8rem;
}
input:focus,
input:active {
  background-color: var(--secondary-color);
  border-color: var(--link-color);
}

/* Mobile Styling */
@media screen and (max-width: 50rem) {
  body,
  input {
    font: var(--mobile-font-size) -apple-system, BlinkMacSystemFont, 'Segoe UI',
      Roboto, Helvetica, Arial, sans-serif, 'Apple Color Emoji',
      'Segoe UI Emoji', 'Segoe UI Symbol';
  }
  table {
    table-layout: auto;
  }
}
