/* ===== Base ===== */
body {
  margin: 0;
  font-family: Arial, Helvetica, sans-serif;
  background-color: #f7faf7;
  color: #222;
  line-height: 1.6;
}

/* ===== Header ===== */
.site-header {
  text-align: center;
  padding: 20px 10px 10px;
  background-color: #ffffff;
}

/* Header image */
.header-img {
  max-width: 100%;
  height: auto;
  max-height: 260px;
  display: block;
  margin: 0 auto 10px;
}

/* ===== Navigation ===== */
.main-nav {
  margin-top: 10px;
}

.main-nav a {
  text-decoration: none;
  margin: 0 12px;
  font-weight: 600;
  color: rgb(122, 171, 191); /* blue */
}

.main-nav a:hover {
  color: rgb(249, 213, 114); /* yellow */
}

/* ===== Page content ===== */
.page-content {
  max-width: 900px;
  margin: 40px auto;
  padding: 0 20px;
}

/* Titles */
h1 {
  color: rgb(168, 195, 160); /* green */
  margin-bottom: 10px;
}

h2 {
  color: rgb(122, 171, 191); /* blue */
  margin-top: 30px;
}

/* Paragraphs */
p {
  margin-bottom: 15px;
}