:root {
  --background-color: #030303;
  --background-color-transparent: rgb(3, 3, 3, 0.6);
  --border-color: #363436;
  --text-color: #eee;
  --accent-color: #7132a8;
  --accent-color-transparent: rgb(113, 50, 168, 0.6);
  --text-accent-color: white;

  --page-width: 1000px;
  --cards-spacing: 15px;
}

html {
  font-family: "Trebuchet MS", Helvetica, sans-serif;
  color: var(--text-color);
  background-color: var(--background-color);
  background-image: url(../assets/bg.jpg);
  background-position: top center;
  background-repeat: no-repeat;
  background-size: cover;
  background-attachment: fixed;
  height: 100%;
}

html,
body {
  margin: 0;
  padding: 0;
}

body::-webkit-scrollbar {
  width: 0.6em;
  background-color: var(--background-color);
}

body::-webkit-scrollbar-thumb {
  background-color: var(--accent-color);
}

.nowrap {
  white-space: nowrap;
}

header,
section {
  display: flex;
}

header {
  padding: 20px;
  flex-direction: column;
  align-items: center;
  justify-content: center;
  flex-wrap: wrap;
  background: var(--background-color-transparent);
}
header h1 {
  font-size: 30px;
  margin: 20px 0 0;
}

header .avatar {
  height: auto;
  width: 250px;
  border: 1px solid var(--border-color);
  border-radius: 50%;
}

header .links {
  padding: 10px 20px 0;
  text-align: center;
  line-height: 23px;
}

header .links > span {
  opacity: .8;
}

header .links > span:hover {
  opacity: 1;
}

header .links a {
  color: var(--text-color);
}

header .links a {
  color: var(--text-color);
}

header .links a:hover {
  color: var(--accent-color);
}

header .links .icon {
  height: 15px;
  margin: 0 5px -2px 5px;
  display: inline;
}

section {
  max-width: var(--page-width);
  margin: 0 auto;
  padding: var(--cards-spacing) 0;
}

section nav ul,
section nav h2 {
  margin: 0;
}

section nav ul {
  list-style-type: none;
  padding: 0;
  width: 100%;
  display: flex;
  flex-direction: row;
  justify-content: center;
  flex-wrap: wrap;
}

section nav ul li {
  display: block;
}

.profile-card {
  width: 350px;
  height: 250px;
  display: flex;
  text-decoration: none;
  background-color: var(--background-color);
  border: 1px solid var(--border-color);
  color: var(--text-color);
  background-position: center;
  background-size: cover;
  margin: var(--cards-spacing);
  box-sizing: border-box;
}

.profile-card.flickr {
  background-image: url(../assets/lokhlae-flickr.jpg);
}
.profile-card.tumblr {
  background-image: url(../assets/lokhlae-tumblr.jpg);
}
.profile-card.bs {
  background-image: url(../assets/lokhlae-bs.jpg);
}
.profile-card.ec {
  background-image: url(../assets/lokhlae-ec.jpg);
}
.profile-card.pouffette {
  background-image: url(../assets/lokhlae-pouffette.jpg);
}
.profile-card.nocontext {
  background-image: url(../assets/lokhlae-nocontext.jpg);
}

.profile-card:hover .headline {
  background: var(--accent-color-transparent);
  color: var(--text-accent-color);
}

.profile-card .headline {
  padding: 10px 15px;
  align-self: flex-end;
  width: 100%;
  background: var(--background-color-transparent);
}

.profile-card .headline h2 {
  font-size: 18px;
  text-transform: uppercase;
}

@media (max-width: 640px) {
  section nav {
    width: 100%;
  }

  section nav ul {
    flex-direction: column;
    align-items: center;
  }

  section nav ul li {
    width: 100%;
  }

  .profile-card {
    width: 100%;
    max-width: 350px;
    margin: var(--cards-spacing) auto;
  }
}

@media (max-width: 350px) {
  header img {
    max-width: 100%;
    box-sizing: border-box;
  }

  .profile-card {
    min-width: 100%;
    width: 100%;
  }
}