body {
  font-family: Arial, sans-serif;
  background-color: #f0fdf4;
  color: #222;
  margin: 0;
  padding: 0;
}
.header {
  display: flex;
  justify-content: space-between;
  align-items: center;
  background: linear-gradient(to right, #b6e5b6, #d1f0d1);
  padding: 20px;
}
.header-text {
  max-width: 60%;
}
.header-logo img {
  max-width: 150px;
  height: auto;
}
.navigation {
  background-color: #5cb85c;
  padding: 10px;
  text-align: center;
}
.navigation a {
  color: white;
  margin: 0 15px;
  text-decoration: none;
  font-weight: bold;
}
.navigation a:hover {
  text-decoration: underline;
}
main {
  padding: 20px;
}
.bildergalerie {
  display: grid;
  grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
  gap: 15px;
}
.bildergalerie img {
  width: 100%;
  height: auto;
  border-radius: 8px;
  box-shadow: 0 2px 6px rgba(0, 0, 0, 0.2);
}
form {
  display: grid;
  grid-template-columns: 1fr;
  gap: 10px;
  max-width: 400px;
}
form input[type="text"],
form input[type="email"],
form input[type="date"] {
  padding: 8px;
  border: 1px solid #ccc;
  border-radius: 4px;
}
form input[type="submit"] {
  background-color: #5cb85c;
  color: white;
  padding: 10px;
  border: none;
  border-radius: 4px;
  cursor: pointer;
}
form input[type="submit"]:hover {
  background-color: #4cae4c;
}
footer {
  background-color: #e0f7e0;
  text-align: center;
  padding: 15px;
  font-size: 0.9em;
  color: #333;
  margin-top: 40px;
}