#ZyntraCode2{
    text-align: center;
    padding: 10px 20px;
    font-size:38px;
    font-weight:bold;
    margin-top:30px;
    color:rgb(15,190,175);
}
#test_champ {
    padding: 10px 20px;
    color:white;
    font-family: Arial, Helvetica, sans-serif;
    font-size: larger;
    position: static;
    left: 40%;
    right: 40%;
    background-color: black;
    border-color:white;
    border-radius: 10px;
}
body {
    text-align: center;
    overflow-x: hidden;
    background-color: black;
}
#centre {
    display: flex;
    flex-direction: column;
    align-items: center;
    padding: 10px;
}
#test_champ:focus{
    border-color: rgb(6, 162, 197);
    background-color: rgb(96, 95, 95);
    box-shadow: 0px 0px 10px cyan,
                0px 0px 10px cyan,
                0px 0px 10px cyan;
}
#test_champ:hover{
    border-color: rgb(6, 162, 197);
    background-color: rgb(96, 95, 95);
}
#bouton_recherche {
    padding: 10px 20px;
    position: static;
    border: 10px;
    right:40%;
    left: 40%;
    border-radius: 10px;
    margin-top: 30px;
    background-color: rgb(14, 218, 170);
}
#bouton_recherche:focus{
    background-color: white;
    box-shadow: 0px 0px 10px rgb(14, 218, 170),
                0px 0px 10px rgb(14, 218, 170),
                0px 0px 10px rgb(14, 218, 170);
}
#bouton_recherche:hover{
    background-color: white;
}
#o_article {
    padding: 10px 20px;
    font-weight: 1500;
    position: absolute;
    left: 40%;
    right: 40%;
    margin-top: 150px;
    color: white;
}
/* MENU - toujours visible */
#menu {
    position: fixed;
    top: 0;
    left: 0;
    background: #1a1a1a;
    width: 180px;
    height: 100vh;
    padding: 60px 10px 10px 10px;
    box-shadow: 0px 0px 15px rgb(21, 213, 168);
    z-index: 1000;
    display: block !important; /* toujours visible */
}
#menu a {
    color: white;
    display: block;
    padding: 12px 10px;
    text-decoration: none;
    border-radius: 8px;
    transition: 0.2s;
    font-family: Arial, Helvetica, sans-serif;
}
#menu a:hover {
    color: rgb(21, 213, 168);
    background: #2a2a2a;
}
.hidden {
    display: none !important; /* désactive le hidden sur PC */
}
/* BOUTON MENU - caché sur PC, visible sur mobile */
#menu-btn {
    padding: 8px 15px;
    position: fixed;
    top: 15px;
    left: 15px;
    z-index: 1001;
    color: rgb(21, 213, 168);
    background-color: transparent;
    border: 2px solid rgb(21, 213, 168);
    border-radius: 8px;
    cursor: pointer;
    font-size: 16px;
    margin-top: 0;
    display: none; /* caché par défaut sur PC */
}
#txt_inver {
    text-align: center;
    color: white;
}
#logo_moderion{
    width: 120px;
    border-radius: 50%;
    border: 3px solid rgb(21, 213, 168);
    transition: 0.3s;
    margin: 0;
}
#logo_moderion:hover{
    width: 130px;
    box-shadow: 0 0 20px rgb(21, 213, 168);
}
/* MOBILE */
@media (max-width: 768px) {
    #menu-btn {
        display: block; /* bouton visible sur mobile */
        left: 15px;
    }
    #menu {
        display: none !important; /* caché par défaut sur mobile */
        width: 180px;
    }
    #menu.visible {
        display: block !important; /* visible quand ouvert */
    }
    #test_champ,
    #bouton_recherche {
        width: 95%;
    }
    #ZyntraCode2 {
        font-size: 22px;
    }
    body {
        padding-left: 0;
    }
}
/* PC */
@media (min-width: 769px) {
    #menu {
        display: block !important;
    }
    #menu-btn {
        display: none;
    }
    body {
        padding-left: 180px;
    }
}