.ac-gallery{

display:grid;
grid-template-columns:repeat(auto-fit,minmax(300px,1fr));
gap:20px;

}


.ac-video-box{

background:#fff;
padding:15px;
border-radius:10px;
box-shadow:0 3px 15px #ddd;

}


.ac-video-box video{

width:100%;
border-radius:8px;

}


.ac-video-box h3{

margin-top:10px;

}