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

body, html {
  height: 100%;
  font-family: Arial, sans-serif;
}

/* Arka plan */
body {
  background-image: url("bg.jpg");
  background-size: cover;
  background-position: center;
  background-repeat: no-repeat;
}

/* Karartma overlay */
.overlay {
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 100%;
  background: rgba(0, 0, 0, 0.4);
}

/* Butonlar */
.page {
  position: absolute;
  left: 50%;
  bottom: 400px;
  transform: translateX(-50%);
  display: flex;
  flex-direction: column;
  align-items: center;
  gap: 20px;
}

.btn {
  display: inline-block;
  padding: 12px 90px;
  background: rgba(0, 0, 0, 0.2);
  color: #fff;
  text-decoration: none;
  border-radius: 8px;
  font-size: 18px;
  transition: all 0.3s ease;
}

.btn:hover {
  background: rgba(255,255,255,0.4);
  transform: scale(1.05);
}