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

body {
  font-family: 'Arial', sans-serif;
  color: #111;
  background-color: #fff;
  line-height: 1.6;
}

header {
  background: #000;
  color: #fff;
  padding: 16px 32px;
  display: flex;
  justify-content: space-between;
  align-items: center;
}

.logo {
  font-size: 24px;
  font-weight: bold;
}

.nav ul {
  list-style: none;
  display: flex;
  gap: 24px;
}

.nav a {
  color: white;
  text-decoration: none;
  font-weight: 500;
}

.banner img {
  width: 100%;
  height: auto;
  display: block;
}

.servicios,
.video {
  padding: 32px;
  text-align: center;
}

.servicios h2,
.servicio h3 {
  margin-bottom: 1rem;
}

.servicios h2 {
  font-size: 32px;
}

.servicios-grid {
  display: grid;
  gap: 32px;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
}

.servicio {
  border: 1px solid #eee;
  padding: 24px;
  border-radius: 12px;
  box-shadow: 0 4px 6px rgba(0, 0, 0, 0.05);
}

.servicio h3 {
  color: #e63946;
}

.video-container {
  position: relative;
  padding-bottom: 55%;
  height: 0;
  overflow: hidden;
}

.video-container iframe {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
}

footer {
  background: #000;
  color: #fff;
  text-align: center;
  padding: 24px;
}

footer a {
  color: #e63946;
  text-decoration: none;
}

@media (max-width: 768px) {
  .nav ul {
    flex-direction: column;
    align-items: center;
    gap: 16px;
  }
}