*{
margin:0;
padding:0;
box-sizing:border-box;
font-family:Arial,Helvetica,sans-serif;
}

body{
background:#f2f2f2;
color:#222;
transition:.3s;
}

header{
background:#111;
color:white;
padding:20px;
text-align:center;
}

#date{
margin-top:10px;
color:#ccc;
}

.top-buttons{
margin-top:20px;
display:flex;
justify-content:center;
gap:10px;
flex-wrap:wrap;
}

input{
padding:10px;
width:250px;
border:none;
border-radius:5px;
}

button{
padding:10px 15px;
border:none;
cursor:pointer;
background:#ffcc00;
font-weight:bold;
border-radius:5px;
}

.hero{
max-width:1100px;
margin:30px auto;
background:white;
border-radius:10px;
overflow:hidden;
box-shadow:0 5px 15px rgba(0,0,0,.1);
}

.hero img{
width:100%;
display:block;
}

.hero-text{
padding:20px;
}

main{
max-width:1100px;
margin:auto;
display:grid;
grid-template-columns:repeat(auto-fit,minmax(300px,1fr));
gap:20px;
padding:20px;
}

.news-card{
background:white;
border-radius:10px;
overflow:hidden;
box-shadow:0 5px 10px rgba(0,0,0,.1);
transition:.3s;
}

.news-card:hover{
transform:translateY(-5px);
}

.news-card img{
width:100%;
height:200px;
object-fit:cover;
}

.news-card div{
padding:15px;
}

.news-card h3{
margin-bottom:10px;
}

footer{
text-align:center;
padding:30px;
background:#111;
color:white;
margin-top:30px;
}

.dark{
background:#1b1b1b;
color:white;
}

.dark .hero,
.dark .news-card{
background:#333;
color:white;
}

.dark input{
background:#555;
color:white;
}