.chat {
    display: flex;
    flex-direction: column;
    
    background-color: rgb(255, 255, 255);
    height: 100%;
    width: -webkit-fill-available;
    overflow: hidden;
}


.chat_main {
    flex-grow: 1;
    background-color: white;
}

.chat_dummy{
    width: -webkit-fill-available;
    display: grid;
    place-content: center;
}