body, html {
    margin: 0;
    padding: 0;
    height: 100%;
    overflow: hidden;
}

#menu-top {
    position: fixed;
    display: flex;
    justify-content: space-between;
    align-items: center;
    top: 0;
    left: 0;
    right: 0; /* Ajout de right: 0 */
    width: 80%;
    height: 5%;
    background-color: #333;
    padding: 2px;
    box-sizing: border-box;
    border-radius: 15px;
    z-index: 2;
    margin-left: auto; /* Centrage horizontal */
    margin-right: auto; /* Centrage horizontal */
}


.menu-btn {
    background-color: transparent;
    color: #000000;
    border: none;
    padding: 5px;
    cursor: pointer;
    transition: background-color 0.3s ease;
    background-color: aqua;
    border-radius: 15px;
    margin:2px;
}

.menu-btn:hover {
    background-color: #555;
    transform: scale(2.1); /* Agrandissement au survol */

}

#menu-left {
    position: fixed;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    top: 0;
    left: 0;
    height: 100%;
    width: 10%;
    background-color: #333;
    padding: 20px;
    box-sizing: border-box;
    border-radius: 15px;
    z-index: 1;
}

#menu-right {
    position: fixed;
    display: flex;
    flex-direction: column;
    justify-content: center;
    align-items: center;
    top: 0;
    right: 0;
    height: 100%;
    width: 10%;
    background-color: #333;
    padding: 20px;
    box-sizing: border-box;
    border-radius: 15px;
    z-index: 1;
}

.footer-btn {
    background-color: transparent;
    color: #fff;
    border: none;
    padding: 10px 20px;
    cursor: pointer;
    transition: background-color 0.3s ease;
}

.footer-btn:hover {
    background-color: #555;
}

#footer {
    position: fixed;
    display: flex;
    justify-content: space-between;
    align-items: center;
    bottom: 0;
    left: 0;
    right: 0; /* Ajout de right: 0 */
    width: 80%;
    height: 5%;
    background-color: #333;
    padding: 2px;
    box-sizing: border-box;
    border-radius: 15px;
    z-index: 2;
    margin-left: auto; /* Centrage horizontal */
    margin-right: auto; /* Centrage horizontal */
}

.center-block {
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    width: 50px;
    height: 50px;
    background-color: #ccc;
    border-radius: 10px;
    display: flex;
    justify-content: center;
    align-items: center;
}

.center-block:hover{

}

#play-btn {
    background-color: transparent;
    color: #000;
    border: none;
    cursor: pointer;
    font-size: 16px;
    font-weight: bold;
    outline: none;
}

#play-btn:hover {
    background-color: #555;
    color: #fff;
    transform: scale(1.1); /* Agrandissement au survol */
}