body {
    margin: 0;
    background: #f0fff3;
    font-family: Arial;
    color: #1b7f41;
}

.container {
    max-width: 650px;
    margin: 60px auto;
    background: white;
    padding: 35px;
    border-radius: 15px;
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.1);
    animation: pop 0.5s ease;
}

@keyframes pop {
    from {
        transform: scale(0.95);
        opacity: 0;
    }

    to {
        transform: scale(1);
        opacity: 1;
    }
}

h1 {
    text-align: center;
    margin-bottom: 15px;
    font-size: 32px;
}

.subtitle {
    text-align: center;
    margin-bottom: 25px;
    color: #2c8b52;
}

.track-form label {
    font-weight: bold;
}

.track-form input {
    width: 100%;
    padding: 12px;
    margin: 8px 0 15px 0;
    border: 2px solid #b3f0c5;
    border-radius: 10px;
    transition: 0.3s;
}

.track-form input:focus {
    border-color: #1b7f41;
}

.track-form button {
    width: 100%;
    padding: 14px;
    background: #1b7f41;
    border: none;
    color: white;
    font-size: 18px;
    border-radius: 10px;
    cursor: pointer;
    transition: 0.3s;
}

.track-form button:hover {
    background: #146330;
}

.info-box {
    margin-top: 25px;
    padding: 20px;
    background: #e8ffe8;
    border-left: 5px solid #1b7f41;
    border-radius: 10px;
}