.message {
    width: 50%;
    height: 70%;
    padding: 12px 20px;
    box-sizing: border-box;
    border: 2px solid #ccc;
    border-radius: 4px;
    background-color: #f8f8f8;
    font-size: 16px;
    resize: none;
    transform: translateX(-1.1vw);
}
.div1 .elementBas{
    display: flex;
    justify-content: space-around;
    flex-wrap: wrap;
}
input{
    padding: 1vh 3vw;
    margin: 0 0 2vh;
}

.bouton{
    padding: 1vh 3vw;
    margin: 0 0 2vh;
    transform: translateY(-2vh);
}
@media screen and (max-device-width: 780px){
    .message{
        transform: translateX(0vw);
        height: 50%;
        width: 80%;
    }
    .bouton{
        width: 70%;
        margin: 3vh;
    }

}