div.msg-body {
    top: 0;
    min-width: 105vw;
    min-height: 100vh;
    position: fixed;
    background: rgba(128,128,128, 0.8);
    display: flex;
    place-items: center;
    place-content: center;
    transition: all 1s;
    margin-left:-5vw;
}

div.msg-container {
    background: white;
    width: 50vw;
    padding: 2%;
    text-align: center;
    height: 100px;
    border-radius: 1vh;
    box-shadow: 0 0 10px #808080;
    transition: all 1s;
}