.custom-grey {
    fill: #f4f4f4;
    /* Exemple de couleur grise personnalisée */
}

.button-containerSubmit {
    display: flex;
    align-items: center;
    position: relative;
    overflow: hidden;
}

.icon {
    transition: opacity 0.45s cubic-bezier(0.7, 0, 0.31, 0.99), transform 0.45s cubic-bezier(0.7, 0, 0.31, 0.99);
    opacity: 1;
}

.text {
    position: relative;
    display: inline-block;
    transition: transform 0.45s cubic-bezier(0.7, 0, 0.31, 0.99);
}

.button-containerSubmit:hover .icon {
    opacity: 0;
    transform: scale(0.8);
}

.button-containerSubmit:hover .text {
    transform: translateX(30px);
}

.button-containerSubmit:hover .underline4 {
    width: 0;
}

.button-containerSubmit:hover .icon {
    animation: disappearSubmit 0.45s forwards, reappearSubmit 0.45s forwards 0.45s;
}

@keyframes disappearSubmit {
    0% {
        opacity: 1;
        transform: scale(1);
    }

    100% {
        opacity: 0;
        transform: scale(1);
    }
}

@keyframes reappearSubmit {
    0% {
        opacity: 0;
        transform: scale(1) translateX(var(--icon-translate, -63px));
    }

    100% {
        opacity: 1;
        transform: translateX(var(--icon-translate, -63px));
    }
}