body {
    font-family: 'Arial', sans-serif;
    background: linear-gradient(135deg, #667eea, #764ba2);
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100vh;
    margin: 0;
    color: #ffffff;
}

.container {
    background: rgba(255, 255, 255, 0.1);
    padding: 40px;
    border-radius: 10px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.1);
    width: 90%;
    max-width: 500px;
    text-align: center;
}

h1 {
    margin-bottom: 20px;
    font-size: 24px;
    color: #ffffff;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.5);
}

.calculator {
    display: flex;
    flex-direction: column;
    gap: 20px;
}

.time-conversion {
    display: flex;
    flex-direction: column;
    align-items: center;
}

label {
    margin-bottom: 10px;
    font-weight: bold;
    font-size: 16px;
    color: #ffffff;
}

input {
    padding: 10px;
    border: none;
    border-radius: 4px;
    margin-bottom: 10px;
    width: 100%;
    max-width: 300px;
    text-align: center;
    background: rgba(255, 255, 255, 0.8);
    color: #333333;
    font-size: 16px;
}

button {
    padding: 10px 20px;
    background: #ff5722;
    color: white;
    border: none;
    border-radius: 20px;
    cursor: pointer;
    font-size: 16px;
    transition: background 0.3s;
    text-transform: uppercase;
}

button:hover {
    background: #e64a19;
}

p {
    margin-top: 10px;
    font-size: 18px;
    color: #ffffff;
    text-shadow: 1px 1px 2px rgba(0, 0, 0, 0.5);
}