body{
 font-family: Arial, sans-serif;
  background-color: #1a1a1a;
  color: #ffffff;
  line-height: 1.6;
}
 a {
  color: #00ff99;
  text-decoration: none;
}
a:hover {
  text-decoration: underline;
}
 .container {
  width: 90%;
  max-width: 1200px;
  margin: 0 auto;
}
 .header {
  background-color: #111;
  padding: 20px 0;
  border-bottom: 2px solid #00ff99;
}
.logo {
  font-size: 24px;
  font-weight: bold;
  color: #00ff99;
}
.nav {
  margin-top: 10px;
}
.nav a {
  margin-right: 20px;
  font-size: 16px;
}

.hero h2 {
  font-size: 32px;
  text-align: center;
  color: #fff;
}
.hero {
  background-image: url('https://images.unsplash.com/photo-1605902711622-cfb43c4437d7');
  background-size: cover;
  background-position: center;
  height: 300px;
  position: relative;
  margin-bottom: 40px;
}

.hero-overlay {
  background-color: rgba(0, 0, 0, 0.6);
  height: 100%;
  display: flex;
  align-items: center;
  justify-content: center;
}
/* квадраты  */
 /* .square {
      width: 300px;
      height: 300px;
      background-color: #2b2b2b;
      border-radius: 12px;
      box-shadow: 0 0 15px rgba(0, 255, 100, 0.2);
    } */
  .section-title {
  font-size: 24px;
  margin-bottom: 20px;
  border-bottom: 2px solid #00ff99;
  padding-bottom: 10px;
}

.cards {
  display: flex;
  flex-wrap: wrap;
  gap: 20px;
}

.card {
  background-color: #2a2a2a;
  border-radius: 10px;
  padding: 15px;
  width: calc(33.333% - 13.3px);
  box-shadow: 0 0 10px rgba(0, 255, 153, 0.2);
  display: flex;
  flex-direction: column;
}

.card img {
  width: 100%;
  height: 160px;
  object-fit: cover;
  border-radius: 5px;
  margin-bottom: 10px;
}

.card h4 {
  margin-bottom: 8px;
  color: #00ff99;
}

.card p {
  font-size: 14px;
  margin-bottom: 10px;
}
/* Адаптивность */
@media (max-width: 768px) {
  .cards {
    flex-direction: column;
  }

  .card {
    width: 100%;
  }

  .hero h2 {
    font-size: 24px;
    padding: 0 10px;
  }
}