#header {
  /*  background-color: black !important;
    background-image: -webkit-linear-gradient(top, #000000 0%, #ffffff 100%) !important;
    background-image: linear-gradient(to bottom, #000000 0%, #fffff 100%) !important; */
}

.sidebar .block {
	    /*border-color: #f9f9f9;*/
        border-color: lightblue !important;
  /*      background-color: none !important;
        background: none !important;*/
        background: ivory;
        border-width: 20px;
}