boton ver video grande

app.py

@@ -391,7 +391,7 @@ async function genVideo(){
     efecto:document.getElementById("efecto").value
   })});
   var d=await r.json();
-  if(d.ok){var v=document.getElementById("vid");v.src="/video?t="+Date.now();v.style.display="block";v.load();m.innerHTML="✅ Video listo! Si no se ve aqui, <a href=\'/video?t="+Date.now()+"\' style=\'color:#00E5FF\' target=\'_blank\'>abrelo en pestana nueva</a>";m.style.color="#00c853";}
+  if(d.ok){var u="/video?t="+Date.now();var v=document.getElementById("vid");v.src=u;v.style.display="block";v.load();m.innerHTML="✅ Video listo! <a href=\'"+u+"\' target=\'_blank\' style=\'display:inline-block;background:#00E5FF;color:#000;padding:10px 18px;border-radius:8px;text-decoration:none;font-weight:800;margin-top:8px\'>▶ VER VIDEO</a>";m.style.color="#00c853";}
   else{m.textContent=d.error;m.style.color="#ff5252";}
 }
 function descargar(){var a=document.createElement("a");a.href="/video?t="+Date.now();a.download="video_fenix.mp4";a.click();}