:root {
  --primary-color: #0d6efd;
  --background-color: #f5f5f5;
  --card-bg: #ffffff;
  --text-color: #333;
  --heading-color: #0d6efd;
  --border-radius: 6px;
  --font-family: system-ui, -apple-system, 'Segoe UI', Roboto, 'Helvetica Neue', sans-serif;
  --shadow: 0 2px 8px rgba(0, 0, 0, 0.1);
}

* {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
}

body {
  font-family: var(--font-family);
  background-color: var(--background-color);
  color: var(--text-color);
  line-height: 1.6;
}

.about-wrapper {
  display: flex;
  justify-content: center;
  align-items: center;
  padding: 2rem 1rem;
}

.about-card {
  background-color: var(--card-bg);
  padding: 2rem;
  border-radius: var(--border-radius);
  box-shadow: var(--shadow);
  max-width: 800px;
  width: 100%;
}

.about-card h1 {
  font-size: 2rem;
  color: var(--heading-color);
  margin-bottom: 1.5rem;
  text-align: center;
}

.about-card h2 {
  font-size: 1.4rem;
  margin-top: 1.5rem;
  color: var(--heading-color);
}

.about-card p {
  margin: 1rem 0;
  font-size: 1rem;
}

.about-card ul {
  list-style-type: disc;
  padding-left: 1.5rem;
  margin: 1rem 0;
}

.about-card li {
  margin-bottom: 0.5rem;
}

blockquote {
  font-style: italic;
  margin-top: 2rem;
  border-left: 4px solid var(--primary-color);
  padding-left: 1rem;
  color: #555;
}
/* style for Back to home */
.about-card a {
  display: inline-block;
  background: #0d6efd;
  color: white;
  text-decoration: none;
  font-weight: 500;
  margin: 1rem 0;
  padding: 0.5rem 1rem;
  border: 1px solid var(--primary-color);
  border-radius: var(--border-radius);
  transition: all 0.3s ease;
}

.about-card a:hover {
  background-color: green;
  color: white;
}