body { 
    font-family: Arial, sans-serif; 
    margin: 20px; 
    line-height: 1.6; 
}

h1, h2, h3 { 
    color: #333; 
}

.session-list { 
    margin: 20px 0; 
}

.session-item { 
    border: 1px solid #ddd; 
    padding: 15px; 
    margin-bottom: 10px; 
    border-radius: 5px;
    background-color: #f9f9f9;
    cursor: pointer;
    position: relative;
    display: flex;
    flex-direction: column;
    gap: 8px;
}

.session-item:hover { 
    background-color: #eef; 
}

.session-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 5px;
}

.session-content {
    display: flex;
    flex-direction: column;
    gap: 4px;
}

.session-detail { 
    display: none; 
    padding: 20px;
    border: 1px solid #ccc;
    border-radius: 5px;
    margin: 10px 0;
    background-color: #fff;
}

.session-active {
    background-color: #e6f7ff;
    border-color: #91d5ff;
}

table { 
    width: 100%; 
    border-collapse: collapse; 
    margin: 15px 0; 
}

th, td { 
    border: 1px solid #ddd; 
    padding: 8px; 
    text-align: left; 
}

th { 
    background-color: #f2f2f2; 
}

.file-download {
    display: inline-block;
    padding: 5px 10px;
    background-color: #4CAF50;
    color: white;
    text-decoration: none;
    border-radius: 4px;
    margin: 5px;
}

.file-download:hover {
    background-color: #45a049;
}

pre {
    background-color: #f8f8f8;
    border: 1px solid #ddd;
    border-radius: 3px;
    padding: 10px;
    overflow-x: auto;
    max-height: 400px;
    overflow-y: auto;
}

.comment-box {
    background-color: #ffffee;
    border: 1px solid #e0e0d1;
    padding: 10px;
    border-radius: 5px;
    margin: 10px 0;
}

.load-more {
    display: block;
    width: 200px;
    margin: 20px auto;
    padding: 10px;
    background-color: #008CBA;
    color: white;
    text-align: center;
    text-decoration: none;
    border-radius: 4px;
    cursor: pointer;
}

.load-more:hover {
    background-color: #007B9A;
}

.comparison {
    display: flex;
    justify-content: space-between;
    flex-wrap: wrap;
}

.half-width {
    width: 48%;
}

@media (max-width: 768px) {
    .half-width {
        width: 100%;
        margin-bottom: 20px;
    }
}

@keyframes spin {
    0% { transform: rotate(0deg); }
    100% { transform: rotate(360deg); }
}

.spinning {
    display: inline-block;
    animation: spin 2s linear infinite;
}

.diff-highlight {
    background-color: #ffebee;
    color: #c62828;
    font-weight: bold;
}

.delete-btn {
    position: absolute;
    right: 15px;
    top: 50%;
    transform: translateY(-50%);
    width: 32px;
    height: 32px;
    background-color: transparent;
    border: none;
    border-radius: 50%;
    cursor: pointer;
    display: flex;
    align-items: center;
    justify-content: center;
    color: #dc3545;
    transition: all 0.2s ease;
}

.delete-btn:hover {
    background-color: #dc3545;
    color: white;
}

.delete-btn::before {
    content: '🗑️';
    font-size: 16px;
}

.delete-btn:hover::before {
    content: '🗑️';
}