body, html {
  margin: 0;
  padding: 0;
  width: 100%;
  height: 100%;
  overflow: hidden;
  font-family: Arial, sans-serif;
  background-color: #000;
  display: flex;
  justify-content: center;
  align-items: center;
}

#bg-video {
  position: fixed;
  top: 0;
  left: 0;
  width: 100vw;
  height: 100vh;
  object-fit: cover;
  z-index: 0;
  background-color: #000;
  opacity: 1;
  visibility: visible;
}

.overlay {
  position: fixed;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.5);
  z-index: 1;
}

.content {
  position: relative;
  z-index: 2;
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 20px;
}

.login-container {
  background: rgba(0, 0, 0, 0.7);
  padding: 30px;
  border-radius: 10px;
  width: 300px;
  text-align: center;
}

.login-form {
  display: flex;
  flex-direction: column;
  gap: 15px;
}

.login-form input {
  width: 100%;
  padding: 10px;
  margin: 10px 0;
  border: none;
  border-radius: 5px;
  background: rgba(255, 255, 255, 0.1);
  color: white;
}

.main-login-btn {
  width: 100%;
  padding: 10px;
  background: red;
  color: white;
  border: none;
  font-weight: bold;
  border-radius: 5px;
  margin-top: 10px;
  cursor: pointer;
}

.main-login-btn:hover {
  background: darkred;
}

.master-login-btn {
  position: absolute;
  top: 20px;
  right: 20px;
  background: #ff4444;
  color: white;
  border: none;
  padding: 10px 20px;
  border-radius: 5px;
  cursor: pointer;
  z-index: 3;
}

.master-login-btn:hover {
  background: #cc0000;
}