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

body {
  color: white;
  font-family: Arial, Helvetica, sans-serif;
  background-color: #1B1B1B;
  background-position: -100px 0;
}

.wrong {
  visibility: hidden;
  margin-top: 2px;
  font-weight: bold;
  text-align: center;
  background-color: rgb(0, 0, 0, .5);
}

.container {
  background-color: #1B1B1B;
  height: 100vh;
  backdrop-filter: blur(4px);
  display: flex;
  flex-direction: column;
  justify-content: center;
  align-items: center;
}

.password-display {
  display: flex;
  justify-content: center;
  gap: 10px;
  font-size: 30px;
}

main {
  margin-top: 20px;
}

button {
  width: 80px;
  height: 80px;
  font-size: 50px;
  font-weight: bold;
  color: white;
  border-radius: 50%;
  background-color: transparent;
  border: 2px solid white;
}

button:active {
  background-color: white;
  color: black;
}

.btn-line1, .btn-line2, .btn-line3 {
  margin-bottom: 15px;
  display: flex;
  gap: 15px;
}