body{
font-family:Arial;
margin:0;
background:#111;
color:#fff;
}

.layout{
display:grid;
grid-template-columns:160px auto 160px;
}

header{
padding:20px;
text-align:center;
}

.grid{
display:grid;
grid-template-columns:repeat(auto-fill,minmax(160px,1fr));
gap:15px;
padding:20px;
}

.movie{
cursor:pointer;
}

.movie img{
width:100%;
border-radius:6px;
}

.ad-left,.ad-right{
background:#222;
padding:10px;
text-align:center;
}