.atnd-card {
    max-width: 400px;
    margin: 40px auto;
    padding: 25px;
    background: #ffffff;
    border-radius: 12px;
    box-shadow: 0 5px 15px rgba(0,0,0,0.1);
    text-align: center;
}

.atnd-card input {
    width: 100%;
    padding: 12px;
    margin-bottom: 12px;
}

.atnd-card button {
    padding: 12px 20px;
    background: #0073aa;
    color: #fff;
    border: none;
    border-radius: 6px;
    cursor: pointer;
}

#attendance-timer {
    font-size: 26px;
    font-weight: bold;
    margin-bottom: 15px;
}