#naglowek{
margin: 0 auto;
height: 8%;
border: 2px solid black;
color: black;
background-color: orange;
font-size: 50px;
font-weight: bold;
font-family: Arial;
text-align: center;
}

.kolumna{
float: left;
margin: 0 auto;
width: 19.56%;
height: 82.8%;
border: 2px solid black;
background-color: orange;
}

.kolumna2{
float: none;
margin: 0 auto;
width: 99.8%;
height: 82.8%;
border: 2px solid black;
background-color: ffe5b4;
text-align: center;
font-family: Arial;
}

#clear{
clear: both;
}

#stopka{
margin: 0 auto;
height: 8%;
border: 2px solid black;
color: black;
background-color: orange;
font-size: 50px;
font-weight: bold;
font-family: Arial;
text-align: center;
}

body {
margin: 0.4px;
}

ul, ul li {
font-weight: bold;
overflow:hidden;
display: block;
list-style: none;
margin: 0;
padding: 0;
}

ul a:link, ul a:visited {
display: block;
width: 94%;
text-align: center;
color: brown;
text-decoration: none;
background-color: #a0a0a0;
padding: 10px;
border: 2px outset #ccc;
}

ul a:hover {
border-style: inset;
color: blue;
background-color: yellow;
}

button {
background-color: orange;
border: none;
color: white;
padding: 20px;
text-align: center;
text-decoration: none;
display: inline-block;
font-size: 16px;
margin: 4px 2px;
cursor: pointer;
border-radius: 15px;
}