.lesson-container {
    max-width: 1000px; /* Adjusted max-width for better readability */
    margin: 20px auto;
    padding: 20px;
    border-radius: 12px; /* More rounded corners */
    box-shadow: 0 8px 16px rgba(0,0,0,0.1); /* Softer shadow */
}
.lesson-header {
    padding: 20px; /* More padding */
    border-radius: 8px 8px 0 0; /* Rounded top corners */
    margin-bottom: 20px; /* Space below header */
}
.lesson-header h1 {
    font-size: 2.2em; /* Increased font size */
    font-weight: bold;
}
.lesson-section {
    background-color: #ffffff; /* White background for sections */
    padding: 20px; /* More padding */
    margin-bottom: 20px;
    border-radius: 8px; /* Rounded corners for sections */
    box-shadow: 0 4px 8px rgba(0,0,0,0.05); /* Subtle shadow for sections */
}
.lesson-section h2 {
    font-size: 1.8em; /* Increased font size */
    font-weight: bold;
    margin-bottom: 15px; /* Space below section title */
}

/* Target general paragraphs within lesson sections for font size increase */
.lesson-section p, 
.lesson-section ul li,
.lesson-section ol li {
    font-size: 1.1em; /* Increased font size for readability */
    line-height: 1.6; /* Added line-height for better spacing */
}

.example-box, .reading-text, .dialogue-box {
    padding: 15px; 
    border-radius: 6px; 
    margin-top: 10px;
    border: 1px solid; 
}


.example-box p, 
.reading-text p, 
.dialogue-box p {
    font-size: 1.1em; /* Increased font size */
    line-height: 1.6; /* Added line-height */
}

.example-box p em, 
.reading-text p em,
.dialogue-box p em {
    font-size: 1em; 
}


.speaker-name {
    font-weight: bold;
}
.fill-in-blank {
    display: inline-block;
    width: 120px; 
    border-bottom: 1px solid #333;
    margin: 0 5px;
    text-align: center;
    font-style: italic;
    color: #555;
    font-size: 1em; 
}
.lesson-button {
    padding: 12px 24px; 
    border-radius: 8px; 
    font-weight: bold;
    margin: 5px;
    transition: all 0.3s ease;
    border: none;
    cursor: pointer;
    box-shadow: 0 2px 4px rgba(0,0,0,0.1);
    font-size: 1em; 
}
.lesson-button:hover {
    transform: translateY(-2px);
    box-shadow: 0 4px 8px rgba(0,0,0,0.15);
}
.footer {
    text-align: center;
    padding: 20px;
    margin-top: 30px;
    font-size: 0.95em; 
}
.footer-logo {
    max-height: 40px; 
    margin-bottom: 10px;
}