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

body {
  font-family: Arial, sans-serif;
  color: #fff;
  background-image: url('background.jpg');
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
  display: flex;
  flex-direction: column;
  align-items: center;
  justify-content: space-between;
  min-height: 100vh;
  padding: 40px 20px;
  text-align: center;
  overflow-x: hidden;
}

#logo {
  width: 130px;
  height: auto;
  margin-top: -30px;
/*filter: drop-shadow(0 2px 6px rgba(0,0,0,0.6));*/
  max-width: 95vw;
}

.buttons {
  display: flex;
  justify-content: center;
  flex-wrap: wrap;
  gap: 20px;
  margin-bottom: 20px;
  width: 100%;
}

.btn {
  padding: 12px 28px;
  font-size: 16px;
  font-weight: 600;
  color: #fff;
  background-color: rgba(0, 0, 0, 0.6);
  border: none;
  border-radius: 8px;
  text-decoration: none;
  text-shadow: 0 2px 4px rgba(0,0,0,0.8);
  box-shadow: 0 4px 10px rgba(0,0,0,0.4);
  transition: all 0.3s ease;
}

.btn:hover {
  background-color: #fff;
  color: #000;
  transform: translateY(-3px);
  box-shadow: 0 6px 15px rgba(255,255,255,0.7);
}

@media (max-width: 768px) {
  body {
    padding: 30px 10px;
  }
  #logo {
    width: 110px;
    margin-top: -10px;
  }
  .btn {
    font-size: 14px;
    padding: 10px 20px;
  }
  .buttons {
    gap: 14px;
  }
}

@media (max-width: 480px) {
  body {
    padding: 10px 0;
  }
  #logo {
    width: 90px;
    margin-top: 0;
  }
  .buttons {
    flex-direction: column;
    gap: 10px;
    width: 100%;
    align-items: stretch;
    margin-bottom: 10px;
  }
  .btn {
    font-size: 13px;
    padding: 10px 12px;
    width: 100%;
    box-sizing: border-box;
  }
}