html, body {
			width: 100%;
			height: 100%;
			margin: 0;
		}
		#map {
			position: absolute;
			width: 100%;
			height: 100%;
                        z-index: 0
		}



.collapsible {
    position: absolute;
    background-color: #0039FF;
    color: white;
    cursor: pointer;
    left: 55px;
    top: 12px;
    padding: 12px;
    width: 20px
    border: none;
    text-align: right;
    outline: none;
    font-size: 15px;
    z-index: 1
}

.active, .collapsible:hover {
    background-color: #00DEFF;
}

.content {
    position: absolute;
    padding: 0px;
    left: 55px;
    top: -16px;
    display: none;
    overflow: hidden;
    background-color: #f1f1f1;
    width: 235px;
    text-align: left;
    z-index: 0
}
.credit {
    font-size: x-small;
}