body {

background-image: url(j.bmp);
color: black;
}
/*  */

#hlavicka {
width: 830px;
height: 125px;
background-color: rgb(200,245,245);
margin: 15px auto 0 auto;

}


#menu {
height: 30px;
width: 830px;
line-height: 20px;
font-size: 95%;
background-color: rgb(182,245,245);
margin: 0 auto 0 auto;  border-bottom: 1px solid black;
}


#telo {
width: 830px;
background-color: rgb(152,245,245);
margin: 0 auto 0 auto; 
height: 600px;
}

#paticka {
width: 830px;
margin: 15px auto 0 auto; 
text-align:center;
font-size: 70%;
}

 #hlavickanull {
  padding: 5px; 

  }
  #menunull {
  padding: 5px; 
  }
  #telonull {
  padding: 15px; 
  }
  
  .nullblock { 
  clear: both;
  }
/*  */
a.amenu {
  color:black;
  width: 160px;
  display: block;
  text-align: center;
  float: left;
  text-decoration: none;

}

a.amenu:hover {
  
  color:rgb(255,255,255);
  background-color: rgb(102,204,0);
  border-top: 1px solid white;
  border-bottom: 1px solid white;
}