body {
  margin: 0;
  font-family: system-ui, -apple-system, BlinkMacSystemFont, "Segoe UI", sans-serif;
  line-height: 1.6;
  color: #222;
  background: #fff;
}

.container {
  max-width: 900px;
  margin: 0 auto;
  padding: 0 1.25rem;
}

.site-header {
  border-bottom: 1px solid #e5e5e5;
  margin-bottom: 2rem;
}

.site-header .container {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding-top: 1rem;
  padding-bottom: 1rem;
}

.site-title {
  font-weight: 700;
  text-decoration: none;
  color: #111;
}

.site-nav a {
  margin-left: 1rem;
  text-decoration: none;
  color: #333;
}

.site-nav a:hover,
a:hover {
  text-decoration: underline;
}

.content {
  padding-bottom: 3rem;
}

h1, h2, h3 {
  line-height: 1.25;
}

h1 {
  font-size: 2.1rem;
}

h2 {
  margin-top: 2rem;
  border-bottom: 1px solid #eee;
  padding-bottom: 0.25rem;
}

.paper-meta {
  color: #555;
}

.site-footer {
  border-top: 1px solid #e5e5e5;
  color: #666;
  font-size: 0.9rem;
  padding: 1.5rem 0;
}

@media (max-width: 650px) {
  .site-header .container {
    display: block;
  }
  .site-nav {
    margin-top: 0.75rem;
  }
  .site-nav a {
    margin-left: 0;
    margin-right: 1rem;
  }
}
.profile-photo {
  width: 276px;
  max-width: 40%;
  height: auto;
  border-radius: 8px;
  margin: 0.5rem 0 1.5rem 0;
}

.page {
  max-width: 900px;
  margin: 0 auto;
  padding: 2.5rem 2rem;
}

@media (max-width: 700px) {
  .page {
    padding: 1.5rem 1.25rem;
  }
}