body {
  --text-colour: black;
  --bg-colour: white;
  --bg-box: #ffffff;
  --bg-box-dark: #f0f0f0;
  --theme-gradient: linear-gradient(10deg, #00aad9 15%, #00d970 85%);
  --theme-blue: #00aad9;
  --theme-green: #00d970;
  --body-colour: #f9f9f9;
  --radial-colour: #dddddd;

  --link-normal-color: #0000ee;
  --link-visited-color: #551a8b;

  overflow-y: hidden;
  margin: 0px;
  color: var(--text-colour);
  background: var(--bg-colour);
  text-align: center;
  font-size: 18px;
  font-family: arial;
  background-image: radial-gradient(var(--radial-colour) 2px, transparent 2px);
  background-size: 32px 32px;
  background-color: var(--body-colour);
}
body[data-dark="true"] {
  --text-colour: white;
  --bg-colour: black;
  --bg-box: #1e1e1e;
  --bg-box-dark: #141414;
  --body-colour: #1e1e1e;
  --radial-colour: #484848;

  --link-normal-color: #00c0ee;
  --link-visited-color: #e715cc;
}

/* clickable urls */
a:not([class]) {
  color: var(--link-normal-color);
}

a:not([class]):visited {
  color: var(--link-visited-color);
}

/* navigator bar */
.nav-bar {
  background: var(--theme-gradient);
  width: 100%;
  height: 70px;
  display: flex;
  font-family: "Tilt Warp", arial;
  font-size: 2em;
  user-select: none;
  color: white;
  position: relative;
  z-index: 99999;
  box-shadow: 0 7px 15px rgba(0, 0, 0, 0.35);
}

.nav-btn {
  width: 100%;
  height: 100%;
  margin: 0 auto;
  display: flex;
  align-items: center;
  justify-content: center;
  cursor: pointer;
  transition: all 150ms ease-in-out;
  filter: drop-shadow(0px 0px 10px rgba(0, 0, 0, 0.7));
}
.nav-btn:hover {
  background: rgba(0, 0, 0, 0.3);
  text-shadow: 0px 0px 10px #fff;
}
.nav-btn:hover img {
  filter: drop-shadow(0px 0px 5px #fff);
}

.nav-btn img {
  width: 25px;
}
.nav-btn span {
  font-size: 0.5em;
  margin-left: 10px;
  width: max-content;
}
.nav-btn[id="home"] {
  width: max-content;
  white-space: nowrap;
}
.nav-btn[id="home"] img {
  width: 50px;
  margin-left: 10px;
}
.nav-btn[id="home"] span {
  margin-right: 10px;
}

@media (max-width: 1275px) {
  .nav-btn span {
    font-size: 0.4em;
  }
}
@media (max-width: 1070px) {
  .nav-btn img {
    width: 25px;
  }
  .nav-btn:not([id="home"]) span {
    display: none;
  }
}
@media (max-width: 470px) {
  .nav-btn span {
    display: none;
  }
}

.content-container {
  margin: 0;
  overflow: hidden auto;
  width: 100vw;
  height: 100vh;
}

.inner-container {
  width: 100%;
  min-height: 100%;
  padding: 40px 0;
  margin-bottom: 50px;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.btn-holder {
  width: 100%;
  margin: 25px 0;
  display: flex;
  justify-content: center;
}
.btn {
  background: var(--theme-gradient);
  border: none;
  border-radius: 12px;
  padding: 15px 25px;
  position: relative;
  color: var(--bg-colour) !important;
  text-decoration: none;
  -moz-text-decoration-line: none;
  text-decoration-line: none;
  font-family: "Tilt Warp", Arial;
  font-size: x-large;
  filter: drop-shadow(0 5px 5px #000);
  overflow: hidden;
  transition: all 200ms ease-in-out;
}
.btn:hover {
  box-shadow: 0 0 15px var(--theme-blue);
  transform: scale(1.1);
}

/* custom scrollbar */
::-webkit-scrollbar {
  background-color: #000;
  width: 13px;
}
::-webkit-scrollbar-track {
  background-color: #000;
  width: 13px;
}
::-webkit-scrollbar-thumb {
  background: linear-gradient(to bottom, #00ff84, #00c9ff);
  border: 1.5px #008000 solid;
  border-radius: 14px;
}