.syg-gallery{

display:grid;

grid-template-columns:repeat(auto-fit,minmax(350px,1fr));

gap:20px;

}

.syg-video{

position:relative;

padding-bottom:56.25%;

height:0;

overflow:hidden;

border-radius:10px;

box-shadow:0 2px 8px rgba(0,0,0,.2);

background:#000;

}

.syg-video iframe{

position:absolute;

top:0;

left:0;

width:100%;

height:100%;

border:0;

}