*{
  box-sizing: border-box;

}
body{
  font-size: 17px;
  font-family: Arial, Helvetica, sans-serif;
  font-weight:  500;
  line-height: 1.3em;
  min-width:   260px;

}
h1,h2{
  line-height: 1.3em; 
}
ul.navmenu{

  list-style-type: none;
  padding-left: 0px;

  color: rgb(255,0,0);
  font-family: Trebuchet MS, Arial, Helvetica, sans-serif;
  font-style: italic;
  font-weight: normal;

}
@media screen and (max-width: 600px) {
  ul.navmenu{
    font-size: 16px;
  }
}
@media screen and (min-width: 601px) {
  ul.navmenu{
    font-size: 24px;
  }
}
.menucolor{
   background-color: rgb(200,255,200);
}
.backcolor{
   background-color: rgb(255,255,255);

   border-top-width: 5px;
   border-top-style: solid;
   border-top-color: rgb(255,255,255);
}

.navitemzero{
  float: left;
  width: 0;
}
@media screen and (min-width: 601px) {
  .navitemzero{
    width: 14%;
  }
}


.navitem4{
  float: left;
  width: 25%;
  text-align: center;
/*
  border-width: 1px;
  border-style: solid;
*/
}
@media screen and (min-width: 601px) {
  .navitem4{
    width: 18%;
  }
}



a.nav-link{
   text-decoration: none;
}
a.nav-link:link{
  color: rgb(0,0,0);
}
a.nav-link:visited{
  color: black;
}
a.nav-link:hover{
  color: blue;
}
.center{
  text-align: center;
  /*margin: auto;*/
}
.italic{
   font-style: italic;
}


.vysvetlivka{
  font-size: 75%;

}
.normaltext{
  font-size: 100%;
}
.bigtext{
  font-size: 120%;
}
.bigbigtext{
  font-size: 200%;
}
.respobigtext{
  font-size: 6vw;
  line-height: 6vw;
}
@media screen and (max-width: 310px) {
  .respobigtext{
     font-size: 18px;
     line-height: 1em;
  }
}
@media screen and (min-width: 601px) {
  .respobigtext{
     font-size: 36px;
     line-height: 1em;
  }
}




.centertext{
  text-align: center;
}
.ram{
  border-width: 1px;
  border-style: solid;
}
.odstavec{
  text-indent: 1em;
}
.radekceny{
  display: inline-block;
  width: 70%;
  min-width:  200px;
  max-width:  360px;
}
.vysvetlivka{
  display: inline-block;
  width: 75%;
  max-width:  360px;
  font-size: 80%;
}


.acttext{
  color: red;
  text-align: center;
}