html, body{
    margin:0;
    padding:0;
    font-family: 'Lato', Verdana, Geneva, Tahoma, sans-serif;
    font-size: 1.2em;
    font-weight: 300;
    line-height: 1.5;
    scroll-behavior: smooth;

}

input{
    width: 90%;
    height: 30px;
    font-size: 1em;
}

input:focus {
    outline: none;
    border-color: #ff8c00;    
}

a{
    color: #149dcc;
    text-decoration: none;
}

section{
    background-color: #eee;
}

footer{
    background-color: #ff8c00;
    min-height: 150px;
 }


select:focus {
    outline: none;
    border-color: #ff8c00;    
}


button{
    padding: 10px;
    padding-left:30px;
    padding-right:30px;
    background-color: #ff8c00;
    border: none;
    font-size: 1em;
}


select {
    width: 90%;
    min-height: 45px;
    /* border: solid transparent; */
    font-size: 0.85em;
    font-weight: 100;
}
input:number {
    width: 90%;
    border: solid transparent;
    font-size: 1em;
    font-weight: 200;
}

.large {
    width: 800px;
}


.header{
    background-size: cover;
    text-align: center;
    text-shadow: 1px 1px 4px#0056B3;
    height: 70vh;
    max-height: 750px;;
    background-color: rgba(0,0,0,0.7);
    font-weight: 400;
    margin-top: -70px;
}

.header h1{
    font-size: 3.5em;
    color:white;
    text-shadow: 2px 2px 4px black;
}

.header h2{
    font-size: 3em;
    color:white;
    text-shadow: 2px 2px 4px black;

}

/* Sommaire */

.sommaire{
    font-size: larger;
    text-align: center;
    width: 600px;
    margin:auto;
   

}

.sommaire h3{
    color:#0056B3
}

.entree{
    line-height: 0.5;
    margin-top: 75px;
}


 /* Parallax */
.parallax{
    background-size: cover;
    height: 350px;
    background-image: none;
    min-height: 350px;
    position: relative;
    z-index: 0;
    overflow: hidden;
}

.jarallax{
    width: 100%;
    z-index: 0;  
    height: 350px;
}

.jarallax img{
    width: 100vw;
    }

.overlay{
    background-color: #000;
    bottom: 0;
    left: 0;
    opacity: .5;
    position: absolute;
    right: 0;
    top: 0;
    z-index: 0;
    text-align: center;
    color:white;
    font-size: 3rem;
    font-weight: 300;
    height: 350px;
}

.vertical-center{
    margin-top: 175px;
    transform: translateY(-50%); 
}


/* Container et section 2 colonnes */
.container{
    padding-top: 50px;
    display: flex;
    max-width: 1100px;
    margin:auto;
    padding-bottom: 50px;
}

.container-full{
    padding-top: 50px;
    padding-bottom: 50px;
    display: flex;
    width: 100vw;
    margin:auto;
    background-color: #FF8C00;
}

.left-row{
    width: 40%;
    margin-top: 50%;
    transform: translateY(-50%); 
    margin: auto;
}

.left-row img{
    max-width: 60%;
}

.left-row video{
    max-width: 90%;

}

.right-row{
    width: 60%;
}

.tc {
    text-align: center;
}

.masque{
    display:none;
    border-left: 2px solid #ff8c00;
    padding-right: 10px;
}

.infobulle {
    position: relative;  /* les .infobulle deviennent référents */
    cursor: help;
  }
  
  /* on génère un élément :after lors du survol et du focus :*/
  
  .infobulle:hover::after,
  .infobulle:focus::after {
    content: attr(aria-label);  /* on affiche aria-label */
    position: absolute;
    top: -3.4em;
    left: 50%;
    transform: translateX(-50%); /* on centre horizontalement  */
    z-index: 1; /* pour s'afficher au dessus des éléments en position relative */
    white-space: nowrap;  /* on interdit le retour à la ligne */
    background-color: #ff8c00;
    padding: 10px;
    border-radius: 10px;
  }

.question i{
    color: #ff8c00;
}

.aide{
    margin-bottom: 30px;
    display: inline-block;
}

@media screen and (max-width:1024px) {
    .container{
        display: block;
    }

    .left-row{
        display: block;
        width: 100%;
        margin-top: 50px;
        margin:auto;
        transform: translateY(0); 
        text-align: center;
    }    

    .right-row{
        display: block;
        width:100%;
        padding-left: 40px;
        padding-right: 40px;
        max-width: 90vw;
    }
}