html{
    scroll-behavior: smooth;
    background-image: url(../../assets/img/BackgroundPresentation.jpg);
    height: 100vh;
    background-position: center;
    background-repeat: no-repeat;
    background-size: cover;
}
  

body{
    font-family: "Orbitron", sans-serif;
    height: 95%;
}

.Presentation{
    font-family: "Orbitron", sans-serif;
    color:aliceblue;
    font-size: 20px;
}

.Histoire{
    margin-left: 5% ;
    width: 80%;
    display: flex;
    justify-content: space-around;
    align-items: center;
}

.ConsigneRun{
    margin-left: 5% ;
    width: 80%;
    display: flex;
    justify-content: space-around;
    align-items: center;
}

.ConsigneSubmit{
    margin-left: 5% ;
    width: 80%;
    display: flex;
    justify-content: space-around;
    align-items: center;
}

.Consigne{
    width: 60%;
}

.Histoire,.ConsigneRun,.ConsigneSubmit{
    margin-top: 0;
    background: rgba(0,0,0,0.8);
    box-sizing: border-box;
    box-shadow: 0 15px 25px rgba(0,0,0,);
    border-radius: 10px;
    padding: 10px;
    margin-left: 10%;
    margin-right: 10%;
}

.titre_pre{
    display: flex;
    font-size: 14px;
    height: 15%;
}

.sign{
    margin-top: 3%;
    margin-left:12%
}

.retour{
    margin-top: 1%;
    margin-left: 10%;
}