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

body {
  font-family: Arial, sans-serif;
  background-color: #f5f7fa;
  color: #333333;
}

/* header */

header {
  background-color: #1e2a3a;
  color: #ffffff;
  padding: 16px 40px;
}

header h1 {
  font-size: 24px;
  font-weight: 500;
}

header p {
  color: #a0b0c0;
  font-size: 14px;
  margin-top: 6px;
}

/* navigation bar */

nav {
  background-color: #26374d;
  padding: 10px 40px;
  display: flex;
  gap: 24px;
}

nav a {
  color: #c8d8e8;
  text-decoration: none;
  font-size: 14px;
  padding: 4px 0;
}

nav a:hover {
  color: #ffffff;
  border-bottom: 2px solid #5b9bd5;
}

/* main */

main {
  padding: 30px 40px;
  background-color: #f5f7fa;
  min-height: 60vh;
}

/* jarak konten */

h1, h2, h3 {
  margin-top: 24px;
  margin-bottom: 10px;
}

p {
  margin-bottom: 12px;
  line-height: 1.6;
}

ul, ol {
  margin-left: 24px;
  margin-bottom: 16px;
}

li {
  margin-bottom: 4px;
}

table {
  border-collapse: collapse;
  width: 100%;
  margin-bottom: 20px;
}

th, td {
  border: 1.5px solid #757677;
  padding: 8px 12px;
  text-align: left;
}

img {
  margin-bottom: 20px;
}

label {
  display: block;
  margin-top: 24px;
  margin-bottom: 1px;
}

input, textarea {
  display: block;
  padding: 8px 10px;
  margin-bottom: 6px;
  border: 1px solid #ccc;
  border-radius: 4px;
}

/* footer */

footer {
  background-color: #1e2a3a;
  color: #a0b0c0;
  text-align: center;
  padding: 16px 40px;
  font-size: 13px;
}

/* Untuk handphone atau mobile */

img {
  max-width: 100%;  
}

nav {
  flex-wrap: wrap;  
  gap: 12px;
  padding: 10px 20px;
}

@media (max-width: 600px) {
  header {
    padding: 16px 20px;  
  }

  main {
    padding: 20px 16px;  
  }

  footer {
    padding: 16px 20px;
  }

  table {
    font-size: 13px;  
  }

  input, textarea {
    width: 100%;  
  }
}