*{
  margin:0;
  padding:0;
  box-sizing:border-box;
}

body{
  background:#0a0000;
  min-height:100vh;
  display:flex;
  justify-content:center;
}

.flyer-wrapper{
  width:100%;
  max-width:600px;
}

.flyer-img{
  width:100%;
  height:auto;
  display:block;
}

.whatsapp-float{
  position:fixed;
  bottom:22px;
  right:22px;
  background:#25D366;
  width:62px;
  height:62px;
  border-radius:50%;
  display:flex;
  align-items:center;
  justify-content:center;
  box-shadow:0 4px 14px rgba(0,0,0,0.5);
  z-index:999;
  animation:pulse 2s infinite;
  text-decoration:none;
}

.whatsapp-float svg{
  width:32px;
  height:32px;
  fill:#fff;
}

@keyframes pulse{
  0%{ box-shadow:0 0 0 0 rgba(37,211,102,0.7); }
  70%{ box-shadow:0 0 0 16px rgba(37,211,102,0); }
  100%{ box-shadow:0 0 0 0 rgba(37,211,102,0); }
}

@media (max-width:600px){
  .whatsapp-float{
    width:56px;
    height:56px;
    bottom:16px;
    right:16px;
  }
  .whatsapp-float svg{
    width:28px;
    height:28px;
  }
}