.main-content-4 {
  background-color: #024a75;
  position: relative;
  overflow: hidden;
  padding: 2rem 0;
}

.feature-video-container {
  position: relative;
  padding: 2rem 0;
  overflow: hidden;
}

.features-3 {
  display: flex;
  flex-wrap: nowrap;
  justify-content: flex-start;
  gap: 2rem;
  overflow-x: auto;
  scroll-behavior: smooth;
  padding: 2rem;
  scrollbar-width: none;
}

.features-3::-webkit-scrollbar {
  display: none;
}

.feature-3 {
  flex: 0 0 auto;
  width: 22%;
  background-color: #b3e0f2;
  padding: 1.5rem;
  border-radius: 10px;
  text-align: center;
  transition: transform 0.3s;
  box-sizing: border-box;
}

.feature-3:hover {
  transform: translateY(-10px);
}

.feature-3 img {
  width: 100%;
  height: 150px;
  object-fit: cover;
  border-radius: 10px;
  margin-bottom: 1rem;
}

.feature-3 h2 {
  font-size: 1.5rem;
  margin-bottom: 1rem;
  color: #06223a;
}

.feature-3 p {
  font-size: 1rem;
  color: #000;
  line-height: 1.5;
  margin-bottom: 1rem;
}

.feature-3 a {
  display: inline-block;
  padding: 0.5rem 1rem;
  background-color: #00aaff;
  color: #fff;
  border-radius: 5px;
  text-decoration: none;
  font-size: 1rem;
  margin-top: 1rem;
}

.feature-3 a:hover {
  background-color: #008ecc;
}

.video-slider {
  display: flex;
  gap: 16px;
  overflow-x: auto;
  scroll-behavior: smooth;
  padding: 20px 40px;
  scrollbar-width: none;
}

.video-slider::-webkit-scrollbar {
  display: none;
}

.video-card {
  flex: 0 0 auto;
  width: 300px;
  background: #ffffff;
  border-radius: 12px;
  box-shadow: 0 4px 10px rgba(0, 0, 0, 0.1);
  padding: 10px;
  text-align: left;
  transition: transform 0.2s ease-in-out;
}

.video-card:hover {
  transform: translateY(-4px);
}

.video-card iframe {
  width: 100%;
  height: 170px;
  border-radius: 8px;
  border: none;
}

.video-card h3 {
  font-size: 16px;
  margin: 10px 0 5px;
  color: #333;
  text-align: center;
}

/* Scroll Button */
.scroll-btn,
.scroll-btn-feature,
.scroll-btn-video {
  position: absolute;
  top: 50%;
  transform: translateY(-50%);
  z-index: 2;
  background-color: rgba(0, 0, 0, 0.5);
  color: white;
  border: none;
  font-size: 24px;
  padding: 10px;
  border-radius: 50%;
  cursor: pointer;
  transition: background-color 0.2s ease;
}

.scroll-btn:hover,
.scroll-btn-feature:hover,
.scroll-btn-video:hover {
  background-color: rgba(0, 0, 0, 0.8);
}

.scroll-btn.left,
.scroll-btn-feature.left,
.scroll-btn-video.left {
  left: 10px;
}

.scroll-btn.right,
.scroll-btn-feature.right,
.scroll-btn-video.right {
  right: 10px;
}

/* Responsive */
@media (max-width: 768px) {
  .feature-3 {
    width: 60%;
  }

  .video-card {
    width: 250px;
  }

  .video-card iframe {
    height: 150px;
  }

  .scroll-btn,
  .scroll-btn-feature,
  .scroll-btn-video {
    font-size: 20px;
    padding: 8px;
  }

  .main-content-4 h1 {
    font-size: 2rem;
  }
}

@media (max-width: 480px) {
  .feature-3 {
    width: 80%;
  }

  .video-card {
    width: 220px;
  }

  .video-card iframe {
    height: 130px;
  }

  .main-content-4 h1 {
    font-size: 1.7rem;
  }
}