body {
  font-family: 'Poppins', sans-serif;
  background: linear-gradient(135deg, #ffb3e6, #f0e6f6);
  margin: 0;
  padding: 0;
  display: block;
  min-height: 100vh;
  color: #333;
  overflow-x: hidden;
}

nav {
  background-color: #ff99cc;
  color: white;
  width: 200px;
  padding: 2em 1em;
  box-shadow: 2px 0 5px rgba(0,0,0,0.2);
  position: fixed;
  top: 0;
  left: 0;
  bottom: 0;
}

nav h1 {
  font-size: 1.5em;
  margin-bottom: 1em;
  text-shadow: 2px 2px 5px #ff66b2;
}

nav a {
  display: block;
  margin: 0.8em 0;
  color: white;
  text-decoration: none;
  font-size: 1.1em;
  transition: transform 0.3s ease, color 0.3s ease;
}

nav a:hover {
  transform: scale(1.05);
  color: #ffd3e0;
}

.content {
  margin-left: 220px;
  padding: 2em;
}

.heart {
  font-size: 2em;
  color: pink;
  animation: heartbeat 1.5s infinite alternate;
}

@keyframes heartbeat {
  0% { transform: scale(1); }
  50% { transform: scale(1.2); }
  100% { transform: scale(1); }
}

.message-box {
  position: fixed;
  top: 20%;
  left: 50%;
  transform: translate(-50%, -50%);
  background-color: #ffc0cb;
  color: #333;
  padding: 1em 2em;
  border-radius: 10px;
  box-shadow: 0 4px 10px rgba(0,0,0,0.2);
  font-weight: bold;
  font-family: 'Poppins', sans-serif;
  display: none;
  z-index: 1000;
  opacity: 0;
  transition: opacity 1s ease-in-out;
}

footer {
  background-color: #ff6666;
  color: white;
  padding: 1em 0;
  position: fixed;
  bottom: 0;
  left: 220px;
  right: 0;
  text-align: center;
}

#contactBox {
  display: none;
  background-color: #ffe0f0;
  border-radius: 15px;
  padding: 1em;
  box-shadow: 0 0 10px #ff99cc;
  margin-top: 1em;
}

.heart-overlay {
  position: relative;
  width: 300px;
  margin-top: 2em;
}

.overlay-heart {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  pointer-events: none;
}

.article-section {
  display: block;
  margin-top: 2em;
}

.article-box {
  background-color: #fff0fa;
  padding: 1em;
  border-radius: 12px;
  box-shadow: 0 0 10px #ffd0e4;
  margin-bottom: 2em;
}

.textbox-area {
  background-color: #ffeaf6;
  padding: 1em;
  border-radius: 12px;
  box-shadow: 0 0 10px #ff99cc;
}

.textbox-area textarea {
  width: 100%;
  height: 90px;
  border: 2px solid #ff99cc;
  border-radius: 10px;
  padding: 0.5em;
  font-family: 'Poppins', sans-serif;
  font-size: 1em;
  resize: none;
  background-color: #fffafc;
  box-shadow: inset 0 0 8px #ffd3ea;
}