/* CSS Document */
*                  { margin: 0; 
    box-sizing: border-box; 
    padding: 0; 
  }

body               { font-size: 1.5em; 
    font-family: Verdana, Geneva, Tahoma, sans-serif; 
  }

header             { background-color: rgb(0, 255, 170); 
    text-align: center; 
    padding: 10px; 
  }

li                 { float: left; 
  }

li a:hover, .dropdown:hover .tlacitko      { background-color: pink;
                          }

ul                 { list-style-type: none; 
  }

li a, .tlacitko    { display: inline-block; 
    font-size: 1.5em; 
    text-align: center; 
    padding: 10px; 
    text-decoration: none; 
  }

.obsah             { display: none; 
    min-width: 160px; 
    background-color: rgb(255, 196, 0); 
  }

.tlacitko          { cursor: pointer; 
  }

.dropdown:hover .obsah { display: block; 
      }

li.dropdown        { display: inline-block; 
  }

.obsah a           { padding: 12px;    
    display: block; 
    font-size: 1.2em;
  }

.obsah a:hover     { background-color: rgb(0, 255, 242) ; 
  }