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

body {
    font-family: 'Arial', sans-serif;
    background-color: #f4f4f9;
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100vh;
    padding: 20px;
}

.container {
    background-color: white;
    padding: 40px;
    box-shadow: 0 4px 20px rgba(0, 0, 0, 0.1);
    border-radius: 10px;
    width: 100%;
    max-width: 450px;
    text-align: center;
}

h2 {
    font-size: 26px;
    color: #013c7f;
    margin-bottom: 20px;
}

p {
    font-size: 14px;
    color: #666;
    margin-bottom: 30px;
}

.code-inputs {
    display: flex;
    gap: 12px;
    justify-content: center;
    margin-bottom: 30px;
}

input {
    padding: 15px;
    font-size: 15px;
    text-align: center;
    border: 2px solid #ccc;
    border-radius: 8px;
    transition: border-color 0.3s;
    width: 100%;
}

    input:focus {
        border-color: #007bff;
        outline: none;
    }

button {
    padding: 12px 20px;
    background-color: #013c7f;
    color: white;
    font-size: 16px;
    border: none;
    border-radius: 8px;
    cursor: pointer;
    transition: background-color 0.3s;
    width: 100%;
    margin-top: 20px;
}

    button:hover {
        background-color: #0056b3;
    }

    button:active {
        background-color: #003f7f;
    }

#timer {
    font-size: 22px;
    font-weight: bold;
    color: #007bff;
    margin-bottom: 20px;
}

#expiredMessage {
    font-size: 16px;
    color: #007bff;
    margin-top: 20px;
}

#retryBtn {
    padding: 12px 20px;
    background-color: #28a745;
    color: white;
    border: none;
    border-radius: 8px;
    cursor: pointer;
}

    #retryBtn:hover {
        background-color: #218838;
    }

.icon-container {
    margin-bottom: 20px;
}

    .icon-container i {
        font-size: 48px;
        color: #007bff;
    }

input.error {
    border: 2px solid red;
}

input {
    position: relative;
}