/* Base styles */
body { 
    font-family: Arial, sans-serif; 
    margin: 0; 
    padding: 0; 
    background: #f5f5f5;
}

#bheader { 
    height: 40px; 
    background: #2c3e50; 
    padding: 5px 10px;
}

#blanguage { 
    float: right; 
    margin-top: 5px;
}

.brow { 
    display: flex; 
    flex-wrap: wrap; 
    margin: 0 -10px;
}

.bcol-12 { 
    width: 100%; 
    padding: 0 10px;
}

/* File upload area */
#filedropzone {
    border: 2px dashed #3498db;
    border-radius: 5px;
    padding: 30px;
    text-align: center;
    margin: 20px 0;
    background: #fff;
}

#openFileBtn {
    background: #3498db;
    color: white;
    padding: 10px 20px;
    border-radius: 5px;
    cursor: pointer;
    display: inline-block;
}

/* Compression controls */
#compressOptions {
    background: #fff;
    padding: 20px;
    border-radius: 5px;
    margin: 20px 0;
    box-shadow: 0 2px 5px rgba(0,0,0,0.1);
}

#compressBtn {
    background: #27ae60;
    color: white;
    padding: 12px 25px;
    border-radius: 5px;
    cursor: pointer;
    text-align: center;
    font-size: 18px;
    margin: 20px auto;
    display: inline-block;
}

/* Footer */
#bfooter {
    background: #2c3e50;
    color: #ecf0f1;
    padding: 15px 0;
    text-align: center;
    margin-top: 30px;
}

/* Responsive */
@media (max-width: 768px) {
    .brow { flex-direction: column; }
}