style_programme.css

  *{
    margin: 0;
    padding: 0;
    box-sizing: border-box;
    font-family : 'Open Sans', 'Helvetica Neue', sans-serif
}

html{
    font-size: 62.5%;
}

h1 {
 font-family: Arial, Helvetica, sans-serif;
    font-size:25px;
    color: black; 
}


.middle {
  text-align: center;
}
#mid {
  text-align: center;
  margin-top: 15px;
}
h2 {
  font-family: 'Lilita One', cursive;
  font-size: 30px;
  color:black; 

}

 h3,h4 {
  font-family: 'Lilita One', cursive;
  font-size: 25px;
  color:black; 

}

p {
  font-size: large;
}

li{
    font-size: 2rem;
}
a{
    color: green;
    text-decoration: none;
}
a:hover
{
   color : black;
}


.main-head {
    background: none;
    color: black;
}

nav{
    min-height: 10vh;
    display: flex;
    align-items: left;
    width: 90%;
    margin: auto;
    padding: 2rem;
}

nav ul {
    display: flex;
    flex: 1 1 40rem ;  
    justify-content: space-around;
    align-items: center;
    list-style: none;
    
}

#log {
    flex : 2 1 40rem
}

#gold {
  color: goldenrod;
}

#green {
  color: #1b7c07;
}

#red {
  color: red;
}

#black {
  color: #000;
}

a:hover {
  text-decoration:overline ;
}

#none{
  text-decoration: underline;
  color: #0e0e10;
}

#bande {
  display: flex;
  justify-content: center;
  align-items: center;
  width: 100%;
  height: 270px;
}

.margin {
  margin-left: 3px;
 }
 .flex0 {
  display: flex;
  width: 100%;
  justify-content: center; 
 }

 .flex1 {
  justify-content: center; 
 }
 
 #border_radius {
  border-radius: 20px;
}

 .border1{
  border: 2px #0e0e10 solid;
  width: 800px;
  text-align: center;
 }

 .border2{
    margin-top: 50px;
    border: 2px #0e0e10 solid;
    width: 800px;
    text-align: center;
   }

   .jmj{
    margin-top: 20px;
   }
 
   .fill {
    font-size: 20px;
    font-weight: 200;
    letter-spacing: 1px;
    padding: 13px 50px 13px;
    outline: 0;
    border: 1px solid black;
    cursor: pointer;
    position: relative;
    background-color: rgba(0, 0, 0, 0);
    border-radius: 10px;
    margin-left: 3px;
  }
  
  .fill::after {
    content: "";
    background-color: #ffe54c;
    width: 100%;
    z-index: -1;
    position: absolute;
    height: 100%;
    top: 7px;
    left: 7px;
    transition: 0.2s;
    border-radius: 10px;
  }
  
  .fill:hover::after {
    top: 0px;
    left: 0px;
  }

  .contenair{
    display: flex;
    align-items: flex-start;
    justify-content: flex-start;
    flex-direction: column;
    width: auto;
    height: auto;
  }
  
  .all{
    height: 100%;
    width: 100%;
    flex-direction: column;
    display: flex;
    align-items: flex-start;
    justify-content: flex-start;
  }
   
  .contact {
    display: flex;
    align-items: flex-start;
    justify-content: flex-start;
    float : left;
   background-position: bottom left;
    width : 10%;
    height : 10%;
  }

.bn39 {
  background-image: linear-gradient(to right top, #c3cc00, #fee408);
  border-radius: 6px;
  box-sizing: border-box;
  color: black;
  display: block;
  height: 50px;
  font-size: 1.4em;
  font-weight: 600;
  padding: 4px;
  position: relative;
  text-decoration: none;
  width: 15em;
  z-index: 2;
  margin-top: 20px;
  margin-bottom: 40px;
}

.bn39:hover {
  color: black;
  text-decoration:none;
}

.bn39 .bn39span {
  align-items: center;
  background-image: linear-gradient(to right top, #c3cc00, #fee408);
  border-radius: 6px;
  display: flex;
  justify-content: center;
  height: 100%;
  transition: background 0.5s ease;
  width: 100%;
}

.bn39:hover .bn39span {
  background: transparent;
}

.copyright {
  display: flex;
  justify-content: center;
  align-items:flex-end;
  margin-left: 150vh;
}

@media screen and (max-width : 600px) {
  .main-head , ul , #log, h1 {
    flex-direction: column;
  }
  
}