:root{
    --hf-padding: 1%;
    --main-height: 66%;
}


/*html {
    height: auto;
    min-height:100vh;
    width: 100%;
}

body {
    height:100%;
    min-height:100vh;
    overflow-y:auto;
}

footer{
    width:100%;
    padding: 2rem;
    padding-left:0;
    padding-right:0;
    margin:0;
    position:sticky;
    bottom:0;
    text-align: center;
}*/

html {
  height: 100%;
  box-sizing: border-box;
}

*,
*:before,
*:after {
  box-sizing: inherit;
}

body {
  position: relative;
  margin: 0;
  padding-bottom: 5rem;
  min-height: 100%;
}


footer {
  position: absolute;
  right: 0;
  bottom: 0;
  left: 0;
  padding: 1.5rem;
  text-align: center;
}


header{
    /*min-height:10%;*/
    /*height: 15vh;*/
    text-align:center;
    padding: 2rem/*var(--hf-padding)*/;
    margin-bottom:/*1%*/0;
}

nav{
    /*min-width:10%;
    max-width:10%;*/
    /*width:100px;
    min-height:var(--main-height);
    max-width:10%;
    padding:5px;
    padding-top:0%;
    display:inline-block;
    vertical-align:top;*/

    text-align:center;
    padding: 0.1rem/*var(--hf-padding)*/;

}

main{
    /*width: 80%;*/
    background-color:white;
    min-height: 70vh;
    display:inline-block;
    margin:3%;
    margin-top:0;
    width:94%;
}



.nav-tab{
    /*width:100%;*/
    padding-left:1rem;
    padding-right:1rem;
    margin:0.1rem;
    display:inline-block;
    text-align:center;
}

ol, ul {
    padding-left:2rem;
}