/* Reset dasar untuk konsistensi antar browser */
* {
  margin: 0;
  padding: 0;
  box-sizing: border-box;
}

body {
  font-family: 'Arial', sans-serif;
  background-color: #020203;
}

.container {
  max-width: 900px;
  margin: auto;
  padding: 15px;
}

/* Navbar style */
.navbar {
  background-color: #2c3e50;
}

.nav-container {
  max-width: 900px;
  margin: auto;
}

.nav-menu {
  list-style: none;
  display: flex;
  justify-content: center;
}

.nav-menu li {
  margin: 0 15px;
}

.nav-menu a {
  color: #fff;
  text-decoration: none;
  display: block;
  padding: 12px 15px;
}

.nav-menu a:hover {
  background-color: #34495e;
}

/* Slider style */
.slider {
  overflow: hidden;
  position: relative;
  width: 100%;
  max-height: 350px; /* atur tinggi maksimal slider */
  margin-top: 15px;
}

.slides {
  display: flex;
  transition: transform 0.5s ease-in-out;
}

.slide {
  flex: 0 0 100%;
}

.slide img {
  width: 100%;
  display: block;
  max-height: 350px; /* tinggi gambar di slider dibatasi */
  object-fit: cover;
}

/* Calculator form style */
.calculator {
  background-color: #ffffff;
  padding: 20px;
  margin-top: 20px;
  box-shadow: 0 2px 6px rgba(0,0,0,0.1);
  border-radius: 5px;
}

.calculator h2 {
  margin-bottom: 15px;
  text-align: center;
}

.form-group {
  margin-bottom: 15px;
}

.form-group label {
  display: block;
  margin-bottom: 5px;
  font-weight: bold;
}

input[type="number"] {
  width: 100%;
  padding: 8px;
  border: 1px solid #ccc;
  border-radius: 3px;
}

button {
  width: 100%;
  padding: 10px;
  background-color: #3498db;
  color: #fff;
  border: none;
  cursor: pointer;
  border-radius: 3px;
}

button:hover {
  background-color: #2980b9;
}

.result {
  margin-top: 20px;
  padding-top: 10px;
  border-top: 1px solid #ccc;
  text-align: center;
}

.result p {
  margin-bottom: 10px;
}

/* Responsive adjustment */
@media (max-width: 768px) {
  .nav-menu {
    flex-direction: column;
    align-items: center;
  }
  
  .nav-menu li {
    margin: 5px 0;
  }

  .slider, .slide img {
    max-height: 200px; /* tinggi slider lebih kecil di mobile */
  }
}