.youtube-embed{position:relative;width:100%;max-width:800px;margin:1.5rem auto!important;display:block}.youtube-embed>div{position:relative;padding-bottom:56.25%;height:0;overflow:hidden;border-radius:.5rem;background:#f3f4f6}.youtube-embed iframe{position:absolute;top:0;left:0;width:100%;height:100%;border:0;border-radius:.5rem}.ProseMirror .youtube-embed{margin:1.5rem 0}.ProseMirror hr{border:none;border-top:2px solid #e5e7eb;margin:2rem 0}.btn-shine{position:relative;overflow:hidden}.btn-shine:before{content:"";position:absolute;top:0;left:-150%;width:50%;height:100%;background:linear-gradient(90deg,transparent,rgba(255,255,255,.1) 20%,rgba(255,255,255,.3) 40%,rgba(255,255,255,.5) 50%,rgba(255,255,255,.3) 60%,rgba(255,255,255,.1) 80%,transparent);transform:skewX(-25deg);animation:shine 3s infinite;pointer-events:none;filter:blur(.5px)}.btn-shine-1:before{animation-delay:0s}.btn-shine-2:before{animation-delay:.3s}.btn-shine-3:before{animation-delay:.6s}@keyframes shine{0%{left:-150%}50%,to{left:150%}}.btn-shine:hover:before{animation-duration:1.5s}.btn-shine:disabled:before{display:none}