#NavContent3
    {
        width:100%;
        height:100%;
        padding:5px 3px 3px 3px;
        display: flex;
        flex-direction: column;
    }
#NavContent3D1
    {
        width:100%;
        height:200px;
    }
#NavContent3D1 textarea
    {
        width: 30%;
        height: 100%;
        border:solid 1px gray;
        border-radius: 5px;
        outline: none;
    }
#NavContent3D2
    {
        width:30%;
        height:30px;
        text-align: right;
        margin-top: 3px;
    }
#NavContent3D2 button
    {
        padding:0 40px 0 40px;
        height: 100%;
        border:solid 1px gray;
        border-radius: 5px;
        box-shadow: 1px 3px 5px gray;

    }