.video-shell { position: relative; }
.subtitle-overlay { position: absolute; z-index: 2; right: 5%; bottom: 6%; left: 5%; display: flex; justify-content: center; pointer-events: none; color: #fff; font-size: clamp(.78rem, 1.65vw, 1.05rem); font-weight: 600; line-height: 1.35; text-align: center; text-shadow: 0 1px 2px #000; }
.subtitle-overlay[hidden] { display: none; }
.subtitle-overlay::before { position: absolute; z-index: -1; inset: -.18em -.35em; content: ""; border-radius: .25em; background: rgba(0, 0, 0, .7); }