AgeCalc.css

* {
    margin: 0;
    padding: 0;
    font-family: 'Poppins', sans-serif;
    box-sizing: border-box;
}

.wrapper {
    width: 100%;
    height: 100vh;
    background: linear-gradient(135deg, #6a11cb, #2575fc);
    display: flex;
    justify-content: center;
    align-items: center;
    padding: 20px;
}
/*new  */

.age-box {
    width: 100%;
    max-width: 500px;
    background: rgba(255, 255, 255, 0.1);
    padding: 50px;
    border-radius: 15px;
    box-shadow: 0 10px 30px rgba(0, 0, 0, 0.15);
    text-align: center;
}

.age-box h1 {
    font-size: 48px;
    color: #fff;
    margin-bottom: 20px;
}

.age-box h1 span {
    color: #ffcc33;
}

.input-container {
    display: flex;
    gap: 15px;
    margin-top: 30px;
    background: rgba(255, 255, 255, 0.2);
    padding: 20px;
    border-radius: 10px;
    align-items: center;
}

.input-container input {
    flex: 1;
    padding: 12px;
    font-size: 18px;
    border: 2px solid transparent;
    border-radius: 8px;
    background: rgba(255, 255, 255, 0.8);
    transition: border-color 0.3s;
}

.input-container input:focus {
    border-color: #ffcc33;
    outline: none;
}

.input-container button {
    background: #ffcc33;
    padding: 12px 20px;
    border: none;
    border-radius: 8px;
    font-weight: bold;
    color: #333;
    cursor: pointer;
    transition: background-color 0.3s, transform 0.1s;
}

.input-container button:hover {
    background-color: #ffb700;
    transform: scale(1.05);
}

.input-container input::-webkit-calendar-picker-indicator {
    position: absolute;
    right: 10px;
    width: 20px;
    height: 20px;
    background-size: 20px;
    background-position: center;
    cursor: pointer;
    opacity: 0.5;
}

#outputResult {
    font-size: 22px;
    margin-top: 25px;
    color: #fff;
}

#outputResult strong {
    color: #ffcc33;
}