styles.css

@import url("https://fonts.googleapis.com/css2?family=Inconsolata&display=swap");
@import url("https://cdnjs.cloudflare.com/ajax/libs/font-awesome/4.7.0/css/font-awesome.min.css");
@import url("https://fonts.googleapis.com/css2?family=Material+Icons");

:root {
  --nicepurple: #bd93f9;
  --main-background: #282a36;
  --main-background-alt: #28283e;
  --text-colour: lightgray;
}

.pageContainer {
  display:flex;
  flex-direction: row;
}

/* Style the sidebar - fixed full height */
.sidebar {
  height: 100%;
  width: 160px;
  z-index: 1;
  top: 0;
  left: 0;
  overflow-x: hidden;
  padding-top: 16px;
  background-color: #20212b;
  font-family: Inconsolata;
  position: fixed;
}

/* Style sidebar links */
.sidebar a {
  padding: 6px 8px 6px 16px;
  text-decoration: none;
  font-size: 20px;
  color: lightgray;
  display: block;
}

html {
  scroll-behavior: smooth;
}

body {
  background-color: var(--main-background);
  min-height: 100vh;
  display: flex;
}

iframe {
  display: inline;
}

h1 {
  font-size: 38px;
  color: white;
  text-align: center;
  font-family: Inconsolata;
  text-decoration: underline;
}

h2 {
  font-size: 32px;
  color: var(--nicepurple);
  text-align: center;
  font-family: Inconsolata;
}

h3 {
  font-size: 30px;
  color: var(--nicepurple);
  text-align: center;
  font-family: Inconsolata;
}

h4 {
  text-align: center;
  font-size: 20px;
  font-family: Inconsolata;
  color: white;
}

p {
  text-align: center;
  font-size: 24px;
  font-family: Inconsolata;
  color: white;
}

div {
  font-family: Inconsolata;
}

i {
  font-size: 24px;
  font-family: Inconsolata;
}

a {
  text-decoration: none;
  color: lightgray;
  padding: 24px;
}

code {
  background-color: #14151b;
}

.aNoPadding {
  text-decoration: none;
  color: lightgray;
}

.center {
  display: flex;
  margin-left: auto;
  margin-right: auto;
  width: 50%;
}

.button {
  background-color: #282a36;
  border: 1px solid lightgray;
  color: white;
  padding: 20px 34px;
  text-align: center;
  text-decoration: none;
  display: inline-block;
  font-size: 20px;
  margin: 4px 2px;
  cursor: pointer;
  border-radius: 8px;
}

ul {
  position: fixed;
  list-style-type: none;
  margin: 0;
  padding: 25px 0px 25px 0px;
  overflow: hidden;
  background-color: #282a36;
  top: 0;
  width: 100%;
  font-size: 32;
  font-family: Inconsolata;
}

li {
  text-align: left;
  font-size: 24px;
  font-family: Inconsolata;
}

.liFloatRight {
  float: right;
  display: inline;
  padding-right: 10px;
}

li a:hover:not(.active) {
  animation-name: buttonHoverColourChange;
  animation-duration: 250ms;
  animation-fill-mode: forwards;
}

.purpleHoverURL:hover {
  animation-name: buttonHoverColourChange;
  animation-duration: 250ms;
  animation-fill-mode: forwards;
}

@keyframes buttonHoverColourChange {
  100% {
    background-color: #242631;
    color: var(--nicepurple);
  }
}

.active,
.active:hover {
  background-color: var(--nicepurple);
  color: white;
}

.textLink {
  color: var(--nicepurple);
  text-decoration: underline;
  padding: 0px;
}

/* card crap */
.card {
  /* Add shadows to create the "card" effect */
  box-shadow: 0 4px 8px 0 rgba(0,0,0,0.2);
  transition: 0.3s;
}

/* On mouse-over, add a deeper shadow */
.card:hover {
  box-shadow: 0 8px 16px 0 rgba(0,0,0,0.2);
}

/* Add some padding inside the card container */
.cardContainer {
  padding: 2px 16px;
}

/* Hide the browser's default radio button */
.container input {
  position: absolute;
  opacity: 0;
  cursor: pointer;
  height: 0;
  width: 0;
}

/* Create a custom radio button */
.checkmark {
  position: absolute;
  top: 0;
  left: 50;
  height: 25px;
  width: 25px;
  background-color: lightgray;
  border-radius: 50%;
  text-align: center;
}

/* On mouse-over, add a grey background color */
.container:hover input ~ .checkmark {
  background-color: lightgray;
}

/* When the radio button is checked, add a blue background */
.container input:checked ~ .checkmark {
  background-color: var(--nicepurple);
}

/* Create the indicator (the dot/circle - hidden when not checked) */
.checkmark:after {
  content: "";
  position: absolute;
  display: none;
}

/* Show the indicator (dot/circle) when checked */
.container input:checked ~ .checkmark:after {
  display: block;
}

/* Style the indicator (dot/circle) */
.container .checkmark:after {
  top: 9px;
  left: 9px;
  width: 8px;
  height: 8px;
  border-radius: 50%;
  background: white;
}

@-webkit-keyframes fadein {
  from {
    bottom: 0;
    opacity: 0;
  }

  to {
    bottom: 30px;
    opacity: 1;
  }
}

@keyframes fadein {
  from {
    bottom: 0;
    opacity: 0;
  }

  to {
    bottom: 30px;
    opacity: 1;
  }
}

@-webkit-keyframes fadeout {
  from {
    bottom: 30px;
    opacity: 1;
  }

  to {
    bottom: 0;
    opacity: 0;
  }
}

@keyframes fadeout {
  from {
    bottom: 30px;
    opacity: 1;
  }

  to {
    bottom: 0;
    opacity: 0;
  }
}

input {
  display: flex;
  align-items: center;
  justify-content: center;
  margin: 0 auto;
}

label {
  display: inline-block;
  vertical-align: top;
  align-items: center;
  justify-content: center;
  margin: 0 auto;
  margin-right: 3%;
  place-content: center;
}

select {
  margin-bottom: 10px;
  margin-top: 10px;
}

/* Style links on mouse-over */
.sidebar a:hover {
  color: #f1f1f1;
}

.sidebar-bottom {
  bottom: 5px;
  padding-left: 0px;
  position: absolute;
  text-align: center;
  font-size: 14px;
}

/* Style the main content */
.main {
  margin-left: 160px; /* Same as the width of the sidenav */
  padding: 0px 10px;
  font-family: Inconsolata;
}

/* Add media queries for small screens (when the height of the screen is less than 450px, add a smaller padding and font-size) */
@media only screen and (max-width: 992px) {
  body {
    flex-direction: column;
  }
  .sidebar {
    padding-top: 15px;
  }
  .sidebar a {
    font-size: 18px;
  }
}

.column {
  float: left;
  width: 33.33%;
  margin-left: auto;
  margin-right:auto;
}

/* Clear floats after the columns */
.row:after {
  content: "";
  display: table;
  clear: both;
}

@media screen and (max-width: 600px) {
  .column {
    width: 100%;
  }
}