/* CSS Document */
body {
  display: grid;
  grid-template-columns :auto  150px;
  grid-template-rows : 150px auto auto 40px;
  margin: 0 auto; /* vystředit text doprostred*/
}

header, footer {
font-family: Calibri, arial, sans-serif;
text-align: center;
color: #538cc6;
background:gray;
}

header{
grid-column: 1/3;
grid-row: 1/2; 
}


nav{

grid-column: 1/3;
grid-row: 2/3; 
}

section{
grid-column: 1/3;
grid-row: 3/4; 
}

footer{
grid-column: 1/3;
grid-row: 4/5; 
}

h1, h2, footer {
font-family: Calibri, arial, sans-serif;
text-align: center;
color: black;
background:  grey;
}

p{
font-family:'Times New Roman', Georgia, serif;
font-size: smaller;
text-align: justify;
color: black;
}

table, th, td {
border: 1px solid black;
font-family: sans-serif;
}

table{
border-collapse: collapse;

}

th, tr:nth-child(odd){
background-color: gray;

}
td{
text-align: center;

}
nav a {
float: left;
color: black;
padding: 14px ;
text-decoration: none;
}

nav a:hover{
color: black;
background:white;
}

body {
background: #538cc6;
}