/* Mobile Layout (max 600px) */
* { box-sizing: border-box; margin: 0; padding: 0; }
body {
  background: #f2f2f2;
  font-family: Arial, sans-serif;
}
#wrapper {
  max-width: 100%;
  margin: 0 auto;
  background: #fff;
}

/* Navigation */
#toplinks ul {
  display: block;
  text-align: center;
  list-style: none;
  padding: 8px;
}
#toplinks li {
  display: inline-block;
  margin: 5px;
}

header {
  text-align: center;
  padding: 10px;
}
header nav ul {
  display: block;
  margin-top: 10px;
}
header nav li {
  margin: 5px 0;
}

/* Header Image */
#header-image img {
  width: 100%;
  display: block;
}

/* Content */
main {
  display: block;
  padding: 15px;
}
article {
  margin-bottom: 20px;
}
aside {
  background: #fafafa;
  padding: 10px;
  border-top: 1px solid #ddd;
  text-align: center;
}
aside .social img {
  width: 28px;
  margin: 5px;
}

/* Footer */
footer {
  text-align: center;
  padding: 15px;
  background: #fafafa;
  border-top: 1px solid #ddd;
  font-size: 0.9em;
}