*,
*::before *::after {
  box-sizing: border-box;
}

body {
  margin: 0;
  background-color: black;
  color: white;
  font-family: "Inter";
  font-weight: 300;
  line-height: 1.5;
  min-height: 100vh;
  display: flex;
  flex-direction: column;
}

header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 1rem 2rem;
}

header h1 {
  font-size: 1.5rem;
  font-weight: 300;
  margin: 0;
  transition: filter 0.5s ease;
}

nav ul {
  list-style: none;
  display: flex;
  gap: 3rem;
  margin: 0;
  margin-right: 2rem;
  padding: 0;
}

nav a {
  text-decoration: none;
  color: white;
  font-size: 1.2rem;
  transition: color 0.3s ease;
}

nav a:hover,
nav a:focus {
  color: lightblue;
  outline: none;
}

/* Main section: */

main #profile-pic {
  width: 450px;
  border-radius: 25px;
  filter: grayscale(100%);
  transition: filter 0.5s ease;
}

#profile-pic:hover {
  filter: grayscale(0%);
}

#index-page {
  display: flex;
  align-items: center;
  gap: 4rem;
  margin: 3rem 5rem;
}

.big-text {
  font-size: 3rem;
  font-weight: 800;
  padding-bottom: 0;
  margin-bottom: 0;
}

#big-text:hover {
  color: lightblue;
}

#description {
  font-size: 2rem;
}

/* Link section: */
.side-by-side {
  border-top: 1px solid #222;
  display: flex;
  justify-content: space-around;
  margin: 2rem;
  gap: 2rem;
}

.side-by-side section {
  flex: 0 0 45%;
  max-width: 45%;
}

.side-by-side h3 {
  text-align: center;
  font-weight: 400;
  margin-bottom: 1rem;
  font-size: 1.2rem;
}

.side-by-side ul {
  list-style: none;
  padding: 0;
  margin: 0;
  display: flex;
  flex-direction: column;
  align-items: center;
}

.side-by-side li {
  margin-bottom: 1.2rem;
  width: 100%;
  max-width: 300px;
  font-size: 1.1rem;
}

.side-by-side a {
  display: block;
  padding: 0.8rem;
  background-color: white;
  color: black;
  border-radius: 0.7rem;
  text-decoration: none;
  font-weight: 400;
  text-align: center;
  transition: background-color 0.3s ease, color 0.3s ease;
}

.side-by-side a:hover {
  background-color: black;
  color: white;
}

/* Personal Blog: */
.about-media-blog-rec {
  max-width: 2000px;
  margin: 0;
  padding: 0 40px;
}

/* Footer: */

footer {
  padding: 1.5rem 2rem;
  text-align: center;
  font-size: 0.9rem;
  color: #777;
  border-top: 1px solid #222;
}

footer a {
  color: #777;
  text-decoration: underline;
}

footer a:hover,
footer a:focus {
  color: lightblue;
  outline: none;
}

/* Small screens: */
@media (max-width: 700px) {
  nav ul {
    display: none;
  }

  #index-page {
    flex-direction: column;
    text-align: center;
  }

  .side-by-side {
    flex-direction: column;
    align-items: center;
  }

  .side-by-side section {
    margin-bottom: 2rem;
  }
}