/* General styling */
body {
    background-color: #f0f4f8;
    color: #333;
}

/* Header Styling */
header {
    padding: 40px 0;
}

.header-title {
    font-size: 2.5rem;
    font-weight: bold;
}

.header-subtitle {
    font-size: 1.2rem;
    margin-top: 10px;
}

/* Main Content */
main {
    margin: 30px 0;
}

.card-panel {
    padding: 25px;
    margin-bottom: 30px;
    border-radius: 10px;
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
}

.section-title {
    font-size: 1.8rem;
    font-weight: 600;
    margin-bottom: 20px;
}

/* Card Styling */
.card {
    border-radius: 10px;
    overflow: hidden;
    transition: box-shadow 0.3s ease-in-out;
}

.card:hover {
    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);
}

.card-title {
    font-size: 1.5rem;
    font-weight: 500;
}

/* File Input */
.file-field .btn {
    padding: 0 15px;
}

/* Responsiveness */
@media only screen and (max-width: 600px) {
    header .header-title {
        font-size: 2rem;
    }
    header .header-subtitle {
        font-size: 1rem;
    }

    .section-title {
        font-size: 1.5rem;
    }

    .card-title {
        font-size: 1.2rem;
    }

    main {
        margin: 20px 0;
    }
}