body, html {
  margin: 0;
  padding: 0;
  font-family: 'Arial', sans-serif;
}
.lock-screen {
  background: url('kali.jpg') no-repeat center center fixed;
  background-size: cover;
  height: 100vh;
  display: flex;
  align-items: center;
  justify-content: center;
}
.lock-box {
  background: rgba(255, 255, 255, 0.8);
  padding: 30px;
  border-radius: 20px;
  text-align: center;
}
.lock-img {
  width: 100px;
  margin-bottom: 20px;
}
.lock-box input {
  padding: 10px;
  font-size: 16px;
  width: 150px;
  margin-bottom: 10px;
}
.lock-box button {
  padding: 10px 20px;
  font-size: 16px;
  background-color: pink;
  border: none;
  cursor: pointer;
  border-radius: 10px;
}
.unlocked-body {
  background-color: #ffe6f0;
  height: 100vh;
  display: flex;
  justify-content: center;
  align-items: center;
}
.content {
  display: flex;
  gap: 50px;
}
.message h1 {
  font-size: 32px;
  color: #c71585;
}
.message p {
  font-size: 24px;
}
.heart-section {
  display: flex;
  flex-direction: column;
  align-items: center;
}
.heart {
  width: 100px;
  height: 90px;
  background: red;
  position: relative;
  transform: rotate(-45deg);
  margin: 20px 0;
  animation: beat 0.8s infinite;
}
.heart::before, .heart::after {
  content: "";
  width: 100px;
  height: 90px;
  background: red;
  border-radius: 50%;
  position: absolute;
}
.heart::before {
  top: -50px;
  left: 0;
}
.heart::after {
  left: 50px;
  top: 0;
}
.heart.beat {
  transform: scale(1.2) rotate(-45deg);
}
.counter {
  font-size: 20px;
}