body {
  background-color: #eaf6ff;
  font-family: "Verdana", sans-serif;
  color: #3a4f66;
  margin: 0;
  padding: 0;
}

.container {
  width: 800px;
  margin: 40px auto;
  background-color: #ffffff;
  padding: 30px;
  border-radius: 20px;
  border: 3px solid #cfe9ff;
  box-shadow: 0 0 15px rgba(127, 187, 230, 0.3);
}

header {
  text-align: center;
  margin-bottom: 40px;
}

h1 {
  color: #7fbbe6;
  font-size: 36px;
}

.subtitle {
  color: #5f7d99;
  font-style: italic;
}

.post {
  background-color: #f4fbff;
  padding: 20px;
  border-radius: 15px;
  margin-bottom: 25px;
  border: 2px dashed #b6dcff;
}

.post h2 {
  color: #5fa8dd;
  margin-top: 0;
}

.date {
  font-size: 14px;
  color: #7f9fbf;
}

footer {
  text-align: center;
  margin-top: 30px;
  font-size: 14px;
  color: #7f9fbf;
}

.gallery {
  display: grid;
  grid-template-columns: repeat(auto-fill, 150px);
  justify-content: center;
  gap: 15px;
}

.gallery img {
  width: 150px;
  height: 150px;
  object-fit: cover;   /* makes them perfect squares */
  border-radius: 15px;
  border: 3px solid #cfe9ff;
  box-shadow: 0 4px 10px rgba(127, 187, 230, 0.3);
  transition: transform 0.2s ease;
}

.gallery img:hover {
  transform: scale(1.05);
}

/* Lightbox overlay */
#lightbox {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(234, 246, 255, 0.9);
  display: flex;
  align-items: center;
  justify-content: center;
  z-index: 100;
}

#lightbox.hidden {
  display: none;
}

#lightbox img {
  max-width: 80%;
  max-height: 80%;
  border-radius: 20px;
  border: 5px solid #b6dcff;
  box-shadow: 0 0 30px rgba(127, 187, 230, 0.5);
}

#close {
  position: absolute;
  top: 20px;
  right: 40px;
  font-size: 50px;
  color: #7fbbe6;
  cursor: pointer;
}