footer{ color:azure; }
body{background-image:url("../images/bg.png") ; color:azure;}
a{text-align: center;color:azure;}

header {
  
  position: relative;
  background-color: transparent;
  height: 25%;
  min-height: 15rem;
  width: 75%;
  overflow: hidden;
  
}
li {
 list-style-type:none;
 margin:10px;
}
#li_1 {
 display:none;
}

.btn{ background-color: black;color: azure;}

#scrollUp
{
position: fixed;
bottom : 10px;
right: -100px;
opacity: 0.5;
}


header video {
  
  align-items: center;
  position: absolute;
  top: 100%;
  left: 100%;
  min-width: 100%;
  min-height: 100%;
  width: auto;
  height: auto;
  z-index: 0;
  -ms-transform: translateX(-50%) translateY(-50%);
  -moz-transform: translateX(-50%) translateY(-50%);
  -webkit-transform: translateX(-50%) translateY(-50%);
  transform: translateX(-50%) translateY(-50%);
}

header .container {
  position: relative;
  z-index: 2;
}

header .overlay {
  position: absolute;
  top: 0;
  left: 0;
  
  height: 50%;
  width: 50%;
  background-color: black;
  opacity: 0.5;
  z-index: 1;
}

@media (pointer: coarse) and (hover: none) {
  header {
    background: url('https://source.unsplash.com/XT5OInaElMw/1600x900') black no-repeat center center scroll;
  }
  header video {
    display: none;
  }
}

h4{margin-top:2rem;margin-bottom: 1rem; }

.texte{
margin:50px;
text-align: left;

}
.titre{text-align: center;}
.info{color:white;
background-color:transparent}


.table-hover:hover{
 
 background-color: white;
}
.danger{
 color:white;
background-color:black;
}