*{
    margin: 0;
    padding: 0;
    font-size: 30px;
}
h1{
    margin: 10px;
}
h3{
    margin: 10px;
}
.box{
    font-size: 25px;
    position: fixed;
    left: -1%;
    top: -1%;
    width: 101%;
    height: 80px;
    background-color: rgba(70, 70, 70, 0.7);
    border: 1px solid rgb(187, 187, 187);
    z-index: 1;
}
.box > a{
    text-decoration: none;
    color: white;
align-items: center;
    display: inline-block;
    margin: 30px 40px;
}
sup{
    color: rgb(0, 179, 202);
    font-size: 15px;
}
ul{
    margin: 0 50px;
}
.bloc_text{
position: absolute;
top: 80px;
}