body {
  margin: 0;
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, sans-serif;
  color: #111;
}

/* Header */
header {
  border-bottom: 1px solid #ddd;
  padding: 15px 40px;
  text-align: center;
  color: #00ab44;  /* <-- ADD this line to make header text green */
}

nav a {
  margin-right: 20px;
  text-decoration: none;
  color: #00ab44;
  font-weight: 500;
}

nav a:hover {
  text-decoration: underline;
  color: #007733;
}

/* Layout */
.container {
  display: flex;
  max-width: 1000px;
  margin: 40px auto;
  padding: 0 20px;
}

/* Sidebar */
.sidebar {
  width: 220px;
  margin-right: 40px;
  background-color: rgba(0, 171, 68, 0.05); /* <-- ADD this line for a very faint green background */
  padding: 20px; /* optional, but looks nicer */
  border-radius: 5px; /* optional, for soft edges */
}

.sidebar img {
  width: 180px;
  height: 180px;
  border-radius: 50%;
  object-fit: cover;
  display: block;          /* added to center image */
  margin: 0 auto 15px;     /* top/bottom 0, left/right auto to center */
}


.sidebar h3 {
  margin-bottom: 5px;
  margin-left: 40px;
}

.sidebar p {
  font-size: 0.9em;
  margin-left: 20px; /* indent from left edge */
  margin-right: 10px; /* optional: indent from right edge */
}

/* Main content */
main {
  flex: 1;
}

h1 {
  margin-top: 0;
}

h2 {
  margin-top: 2em;
}

@media (max-width: 768px) {
  .container {
    flex-direction: column;
  }

  .sidebar {
    width: 90%;            /* narrower than screen */
    max-width: 320px;      /* prevents it from getting too wide */
    margin: 0 auto 30px;   /* centers it */
  }

  main {
    width: 100%;
  }
}