.grid{
display:grid;
grid-template-columns:repeat(3,1fr);
gap:20px;
margin-top:30px
}

.news-card{
background:#fff;
padding:15px;
border-radius:6px;
box-shadow:0 2px 6px rgba(0,0,0,0.08)
}

.news-card img{
width:100%;
height:auto;
border-radius:4px
}

@media(max-width:900px){
.grid{grid-template-columns:1fr 1fr}
}

@media(max-width:600px){
.grid{grid-template-columns:1fr}
.nav ul{flex-direction:column}
}