body {
font-family: Arial, sans-serif;
margin: 0;
padding: 0;
background: #f4f4f9;
color: #333;
}
header {
background: #4CAF50;
color: white;
padding: 1rem;
text-align: center;
}
header nav a {
color: white;
margin: 0 10px;
text-decoration: none;
}
header input {
margin-top: 10px;
padding: 5px;
width: 50%;
}
main {
padding: 2rem;
display: grid;
grid-template-columns: repeat(auto-fit, minmax(250px, 1fr));
gap: 1rem;
}
article {
background: white;
padding: 1rem;
border-radius: 8px;
box-shadow: 0 2px 5px rgba(0,0,0,0.1);
}
footer {
background: #333;
color: white;
text-align: center;
padding: 1rem;
margin-top: 2rem;
}