html, body {
    height: 97%;            
    position: relative;

}
.dbutton {
    font-size: 26px;
}
.outerbox {
    display: flex;
    width: 100%;
    flex-direction:column;
	        
    top: 0;
    bottom: 0;
    left: 0;
    right: 0;
    position: absolute;
}

.chatdiv {
    border: groove;
    flex-grow: 15;
    position: relative;
    height: "100%";
}
.buttonbar {
    position: relative;
    display:flex;
    flex-grow:1;
}

.player {
    display:none
}