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

body {
  font-family: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
  background: linear-gradient(to right, #d4fc79, #96e6a1);
  color: #2b2b2b;
  display: flex;
  justify-content: center;
  align-items: center;
  height: 100vh;
  text-align: center;
  padding: 20px;
}

.container {
  max-width: 600px;
  background: white;
  padding: 30px;
  border-radius: 15px;
  box-shadow: 0 10px 25px rgba(0,0,0,0.1);
}

.logo {
  font-size: 2em;
  font-weight: bold;
  color: #28a745;
  margin-bottom: 15px;
}

h1 {
  font-size: 1.8em;
  margin-bottom: 10px;
}

.subtitle {
  font-size: 1em;
  margin-bottom: 30px;
  color: #555;
}

.countdown {
  display: flex;
  justify-content: space-between;
  margin-bottom: 30px;
}

.countdown div {
  flex: 1;
}

.countdown span {
  font-size: 2em;
  display: block;
  font-weight: bold;
  color: #28a745;
}

.countdown label {
  font-size: 0.8em;
  color: #555;
}

.notify {
  margin-bottom: 15px;
  font-size: 1em;
}

.notify-form {
  display: flex;
  gap: 10px;
  justify-content: center;
  flex-wrap: wrap;
}

.notify-form input {
  padding: 10px;
  width: 60%;
  border: 1px solid #ccc;
  border-radius: 5px;
}

.notify-form button {
  padding: 10px 20px;
  background-color: #28a745;
  border: none;
  color: white;
  border-radius: 5px;
  cursor: pointer;
}

.notify-form button:hover {
  background-color: #218838;
}

@media (max-width: 500px) {
  .notify-form input {
    width: 100%;
  }
}