body {
      text-align: center;
      
}
#hlava{width: 775px;
      height: 100px;
      background: white;
      margin: 10px auto 0 auto;
      text-align: center;
      } 
      
      
      
      #hlava a{color:red;
      display:block;
      width:100px;
      height:25px;
      border:1px solid;
      
      padding:10px 10px;
      margin:5px 10px;
      background:pink url("../obr/odkaz.gif") no-repeat right center;
          }
      
       #hlava a:hover{color:blue;
       background: silver url("../obr/odkaza.gif") no-repeat left center;
       
                       text-decoration:none} 
      
      
h1 {
text-align: center;

}

#prvni{color: yellow;
text-align: center;
background: blue
}
#prv_z{color: blue;
text-align: center;

}

.bunka{
text-align: center;

}
#telo{width: 775px;
      color: yellow;
      background: pink;
      margin: 10px auto 0 auto;
      text-align: center;
      } 
      
p.pravy {
text-align: right;
}
p.cent {
text-align: center;
}
p.levy {background: pink;
text-align: left;
}
h4.cent {background: pink;
text-align: center;
}