body {
color : white;
background-color : black;
 font: 16px/1.5em "Overpass", "Open Sans", Helvetica, sans-serif;
 color: #F0F0F0;
  font-weight: 300;
}
.container {
position: relative;
width: 100%;
height: 100vh; 
}

.button {
background-color: #04AA6D; /* Green */
border: none;
color: white;
padding: 15px 32px;
text-align: center;
text-decoration: none;
display: inline-block;
font-size: 28px;
border-radius: 8px;
}

a.button.off {
background-color: #FFa0a0;
color: black;
opacity: 1;text-decoration: none;pa
display: inline-block;  
}

.button.disabled {
background-color: dimgrey;
color: linen;
opacity: 1;text-decoration: none;
display: inline-block;
pointer-events: auto! important;
cursor: not-allowed! important;
}

.hidden {
    display : none;
}

h1.big {
font-size: 56px;
}

span.chrono {
    font-size:xxx-large; 
    font-family:Courier New;
    font-weight:bold;
    background-color:#2b2b2b;
    padding:8px;
    border:1px solid white;
}

span.lap {
    font-size:xx-large; 
    font-family:Courier New;
    font-weight:bold;
    background-color:#fff0f0;
    color : #101010;
    border: 1px solid grey;
    padding:3px;
}



.tabset > input[type="radio"] {
  position: absolute;

}

.tabset .tab-panel {
  display: none;
}

.tabset > input:first-child:checked ~ .tab-panels > .tab-panel:first-child,
.tabset > input:nth-child(3):checked ~ .tab-panels > .tab-panel:nth-child(2),
.tabset > input:nth-child(5):checked ~ .tab-panels > .tab-panel:nth-child(3),
.tabset > input:nth-child(7):checked ~ .tab-panels > .tab-panel:nth-child(4),
.tabset > input:nth-child(9):checked ~ .tab-panels > .tab-panel:nth-child(5),
.tabset > input:nth-child(11):checked ~ .tab-panels > .tab-panel:nth-child(6) {
  display: block;
}

.tabset > label {
  position: relative;
  display: inline-block;
  padding: 10px 20px 10px;
  border: 1px solid transparent;
  border-bottom: 0;
  cursor: pointer;
  font-weight: 600;
}

.tabset > label::after {
  content: "";
  position: absolute;
  left: 15px;
  bottom: 10px;
  width: 22px;
  height: 4px;
  background: #1d1d1d;
}

input:focus-visible + label {
  outline: 2px sol  id rgba(200,102,204,1);
  border-radius: 3px;
}

.tabset > label:hover,
.tabset > input:focus + label,
.tabset > input:checked + label {
  color: #06c;
}

.tabset > label:hover::after,
.tabset > input:focus + label::after,
.tabset > input:checked + label::after {
  background: #06c;
}

.tabset > input:checked + label {
  border-color: #ccc;
  border-bottom: 1px solid #fff;
  margin-bottom: -1px;
}

.tab-panel {
  padding: 20px 0;
  border-top: 1px solid #ccc;
}