/* (A) GALLERY WRAPPER */
/* (A1) BIG SCREENS - 3 VIDEOS PER ROW */
.gallery {
  display: grid;
  grid-template-columns: repeat(3, minmax(0, 1fr));
  grid-gap: 40px;
  max-width: 1200px; /* optional */
  margin: 0 auto; /* optional */
}

/* (A2) SMALL SCREENS - 2 VIDEOS PER ROW */
@media screen and (max-width: 768px) {
  .gallery { grid-template-columns: repeat(2, minmax(0, 1fr)); }
}

/* (B) GALLERY VIDEOS */
/* (B1) THUMBNAIL VIDEO */
.gallery video {
  width: 100%;
  height: 200px;
  object-fit: cover; /* fill | contain | cover | scale-down */
  cursor: pointer;
  border-radius: 25px;
  transition: transform .2s;
}

.gallery video:hover {
  transform: scale(1.2);
  transition: transform .2s;
}

.gallery video.full:hover {
  transform: scale(1);
  transition: transform .2s;
}

/* (B2) FULLSCREEN VIDEO */
.gallery video.full {
  position: fixed;
  top: 0; left: 0; z-index: 999;
  width: 100vw; height: 100vh;
  background: #000;
  object-fit: scale-down;
  border-radius: 0px;
}

/* (C) EXIT FULLSCREEN */
#vClose {
  position: fixed; display: none;
  top: 0; right: 0; z-index: 9999;
  font-size: 40px; font-weight: 700;
  padding: 10px 15px;
  color: #fff;
  background: #741414;
  cursor: pointer;
}
#vClose.show { display: block; }

/* (X) WHOLE PAGE */
* {
  font-family: Arial, Helvetica, sans-serif;
  box-sizing: border-box;
}