body {
    margin: 0;                         
    padding: 20px;                     
    font-family: "맑은 고딕", Arial, sans-serif; 
    background-color: #f0f4ff;         
    color: #222;                  
    text-align: center;               
}


h1 {
    font-size: 28px;                    
    color: #003366;                     
    margin-bottom: 20px;              
}


table {
    width: 80%;                      
    margin: 0 auto 20px auto;           
    border-collapse: collapse;         
    background-color: #ffffff;          
}


td {
    border: 1px solid #999;       
    padding: 10px;                   
    font-size: 16px;                    
    vertical-align: middle;             
}

hr {
    margin: 20px 0;
}

.section-title {
    font-size: 18px;
    font-weight: bold;
    margin: 10px 0 5px 0;
}

img {
    max-width: 100%;
    height: auto;
}

iframe {
    border: 0;
}

audio {
    width: 80%;
}

.footer {
    margin-top: 20px;                  
    font-size: 14px;                    
    color: #555;
}