body {

}

#content {
    width: 1200px;
}

#header {

}

#central {
    
}

#menu {
    width: 250px;
    float: left;
}

#page {
    width: 930px;
    float: left;
    text-align: left;
    margin-left: 20px;
}

#span_error {
    color: red;
    font-weight: bold;
}

.clear {
    clear: both;
    
}

#footer {
    
}