body
{
    background-color:#cadd88;
}
#keret
{
    display:table;
    border: 4px solid green;
    background-color:black;
    border-spacing:1px;
    /*margin:0 auto;*/
}
.sor
{
display:table-row;
}
.szin
{
    display:inline-block;
width:50px;
height:50px;
border:4px solid silver;

}
#valaszto {
    margin-left:20px;
    margin-right:auto;
}
.pixel
{
    display:table-cell;
    background-color:white;
    width:50px;
    height:50px;
}
#gomb
{
background-color:red;
color:white;
border:solid silver 1px;
width:50px;
height:25px;
margin:0 auto;
margin-top:15px;
}