/*  CSS Variables */

:root {
  --primary: #dddddd;
  --dark: #333;
  --light: #fff;
  --shadow: 0 1px 5px rgba(104, 104, 104, 0.8);
}

html {
  box-sizing: border-box;
  font-family: Arial, Helvetica, sans-serif;
  color: var(--dark);
}

body {
  background: #ccc;
  margin: 30px 50px;
  line-height: 1.4em;
}

.btn {
  background: var(--dark);
  color: var(--light);
  padding: 0.6rem 1.3rem;
  text-decoration: none;
  border: 0;
}

img {
  max-width: 100%;
}

.wrapper {
  display: grid;
  grid-gap: 20px;
}

/* Navigation */
.main-nav ul {
  display: grid;
  grid-gap: 20px;
  padding: 0;
  list-style: none;
  grid-template-columns: repeat(3, 1fr);
}

.main-nav a {
  background: var(--primary);
  display: block;
  text-decoration: none;
  padding: 0.8rem;
  text-align: center;
  color: var(--dark);
  text-transform: uppercase;
  font-size: 1.1rem;
  box-shadow: var(--shadow);
}

.main-nav a:hover {
  background: var(--dark);
  color: var(--light);
}

/*Header*/
.about-head {
  text-align: center;
}

/*Content Section*/

.info {
  background: var(--primary);
  box-shadow: var(--shadow);
  display: grid;
  grid-gap: 30px;
  grid-template-columns: repeat(2, 1fr);
  padding: 3rem;
}

.logo {
  margin: auto 0;
}

/* Footer */
footer {
  margin-top: 2rem;
  background: var(--dark);
  color: var(--light);
  padding: 1rem;
  display: grid;
  grid-template-columns: repeat(2, 1fr);
  grid-gap: 2em;
}

.hub {
  text-align: center;
  padding-left: 20%;
  padding-right: 20%;
}

.hub a {
  color: var(--light);
  text-decoration: underline;
}

.links {
  text-align: center;
  padding-left: 20%;
  padding-right: 20%;
}

.links ul {
  padding: 0;
  list-style: none;
}

.links li {
  padding: 0.3em 0;
}

.links a {
  text-decoration: none;
  color: var(--light);
}

/* Media Queries */
@media (max-width: 700px) {
  .main-nav ul {
    grid-template-columns: 1fr;
  }

  .info {
    grid-template-columns: 1fr;
  }

  .logo {
    padding-top: 0;
  }

  footer {
    grid-template-columns: 1fr;
  }
}