body {
  margin: 0;
  font-family: 'Noto Sans', sans-serif;
  transition: background-color 0.4s, color 0.4s;
  max-width: 1200px;
  margin: auto auto;
  background-size: cover;
  background-repeat: no-repeat;
  background-position-x: center;
  height: 2000px;
}
body.light-theme {
  background-image: url(images/nyc-day.jpg);
  color: #000000;
}
body.dark-theme {
  background-image: url(images/nyc-night.jpg);
  color: #f1f1f1;
}
header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  padding: 20px;
  position: sticky;
  top: 0;
  z-index: 10;
}
.logo {
  cursor: pointer;
  display: inline-block;
  width: 150px;
}
.title {
  text-align: center;
  flex-grow: 1;
  font-size: 2em;
}
.theme-switch {
  position: relative;
  display: inline-block;
  width: 60px;
  height: 34px;
}
.theme-switch input {
  display: none;
}
.slider {
  position: absolute;
  cursor: pointer;
  background-color: #ccc;
  border-radius: 34px;
  top: 0; left: 0; right: 0; bottom: 0;
  transition: 0.4s;
}
.slider::before {
  position: absolute;
  content: "🌙";
  height: 26px; width: 26px;
  left: 4px; bottom: 4px;
  background-color: white;
  border-radius: 50%;
  text-align: center;
  line-height: 26px;
  font-size: 16px;
  transition: 0.4s;
}
input:checked + .slider {
  background-color: #666;
}
input:checked + .slider::before {
  transform: translateX(26px);
  content: "🌞";
}
.hero {
  position: relative;
  text-align: center;
}
.hero-img {
  width: 100%;
  max-width: 700px;
  height: auto;
  display: block;
  margin: 0 auto;
}
.quote-box {
  position: absolute;
  top: 20%;
  left: 50%;
  transform: translateX(-50%);
  background-color: rgba(0, 0, 0, 0.6);
  color: white;
  padding: 20px;
  max-width: 80%;
  border-radius: 10px;
}
.gallery {
  padding: 40px 20px;
}
.grid-container {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(200px, 1fr));
  gap: 15px;
}
.grid-item {
  position: relative;
  background-image: url('placeholder.jpg');
  background-size: cover;
  background-position: center;
  height: 150px;
  border-radius: 10px;
  overflow: hidden;
}
.hover-text {
  position: absolute;
  bottom: 0;
  background-color: rgba(173, 216, 230, 0.7);
  color: #000;
  width: 100%;
  text-align: center;
  padding: 10px;
  opacity: 0;
  transition: 0.3s;
}
.grid-item:hover .hover-text {
  opacity: 1;
}
.contact {
  padding: 40px 20px;
  text-align: center;
}
.contact form {
  max-width: 500px;
  margin: 0 auto;
  display: flex;
  flex-direction: column;
  gap: 15px;
}
.contact input,
.contact textarea {
  padding: 10px;
  font-family: inherit;
  border: 1px solid #ccc;
  border-radius: 5px;
}
.contact button {
  padding: 10px;
  background-color: #007BFF;
  border: none;
  color: white;
  border-radius: 5px;
  cursor: pointer;
}
.contact button:hover {
  background-color: #0056b3;
}