html{
  background-image  : url(images/tranfoht.jpg);
  background-repeat : no-repeat;
  background-position:center;
    height: 100%;
    margin: 0;
    padding: 0;
    background-attachment: fixed;
    background-size: cover;
    font-size: 100%;
    text-align: center;
}

.entrees {
  background-color: #999999;
  opacity: 0.9;
  width: 70%;
  font-size: 3em;
  border-radius : 0.5em;
  margin-left: auto;
    margin-right: auto;
}

.resultat {
  background-color: rgb(96, 145, 250);
  opacity: 0.9;
  font-size: 3em;
  border-radius : 0.5em;
}

input {
  background-color: #888685;
size: 3em;
font-size: 1em;
width:3em;
border-radius : 5px;
}

H1 {
  color:snow;
  background-color: black;
  
}

#Tenp {
  opacity: 1;
}

footer {
  background-color: rgb(250, 93, 93);
  opacity: 0.8;
  width:50%;
  margin-left: auto;
    margin-right: auto;
}