.panel {
    /* background-color: rgba(0, 0, 0, 1); */
    background-color: rgba(0, 0, 0, 0.64);
    display: block;
    position: fixed;
    width: 100%;
    height: auto;
}

.top {  top: 0em; }
.bottom {  bottom: 0em; }
.left { float: left; }
.right { float: right; }


.separator {
    background-color: rgba(136, 122, 23, 0.5);
    display: inline-block;
    width: 100%;
    height: 1em;
}


.bttn {
    background-color: rgba(0, 255, 120, 0.5);
    display: inline-block;
    width: auto;
    height: auto;
    padding: 1em;
    margin: 0.4em;
}

.bttn:hover {
    cursor: pointer;
}
