div.container {display:table; width:100%;}
div.inside {float:left;padding:10px;border:1px double white;display:table-cell;vertical-align:top; margin: auto; margin-bottom:10px;} 
.imgshow {position:fixed; left:40%; top:5px;border:5px groove white; height:250px; width:200px; text-align:center; 
        padding-top:5px; color:black; background-color:azure;}
.imgshow img {padding:auto; height:200px; width:180px;}
.imgshow button {color:red; position:absolute; right:0; bottom:0;}
li {line-height:150%;}
li button {color:red;}
td {text-align:center; border:1px dotted black; font-size:x-large; background-color:white;}


@media screen and (width:960px) {span.fnsml {font-size:small;}} /* กล่องTrue จอ MSI */    
@media screen and (max-width:600px) { /* Mobile */
    .imgwelcome {width:300px;} 
    .phid {display:none;}
    .column {width:50%; padding:2px; margin-bottom:2px; font-size:20px;}
}
@media screen and (min-width:601px) { /* PC */    
    .column {width:25%; padding:10px; margin-bottom:5px; font-size:20px;}
}