body {
  font-family: 'Arial', sans-serif;
  background-color: #e6e8e5;
  margin: 0;
  padding: 0;
}

.container {
  max-width: 600px;
  margin: 0 auto;
}

header {
  position: sticky;
  top: 0;
  background-color: #4e7a7b;
  color: white;
  text-align: center;
  padding: 15px 0;
  font-size: 12px;
  font-weight: bold;
  z-index: 1000;
  border-radius: 0 0 10px 10px;

  font-family: 'Freckle Face', sans-serif; /* <-- only change header font */
}

main {
  margin-top: 10px;
}

.feed {
  max-height: 80vh;      /* feed scrolls independently */
  overflow-y: auto;
  padding: 0 10px;
}

.post {
  display: flex;
  align-items: flex-start;
  background-color: white;
  border-radius: 15px;
  padding: 15px;
  margin-bottom: 15px;
  box-shadow: 0 2px 5px rgba(0,0,0,0.1);
}

.avatar {
  width: 50px;
  height: 50px;
  border-radius: 50%;
  background-color: #bbb;
  margin-right: 15px;
  flex-shrink: 0;
}

.post-content {
  flex: 1;
}

.post-header {
  display: flex;
  justify-content: space-between;
  font-size: 14px;
  color: #657786;
  margin-bottom: 8px;
}

.post-text {
  font-size: 16px;
  margin-bottom: 8px;
}

.post img {
  max-width: 100%;
  border-radius: 10px;
  margin-bottom: 8px;
}

.post a {
  color: #4e7a7b;
  text-decoration: none;
  font-weight: bold;
}

.reply-button {
  display: inline-block;
  margin-top: 10px;
  font-size: 13px;
  color: #4e7a7b;
  text-decoration: none;
}

.reply-button:hover {
  color: #000000;
}