style.css

body {
  font-family: Arial,Helvetica,sans-serif;
}

a:link {
  color: #808BA0;
}

a:visited {
  color: #808BA0;
}

@media print
{
  .sidenav-print {
    display: none !important;
    width: 0px !important;
  }
  .main-print {
    margin-left: 0px !important;
  }
}

.sidenav {
  width: 260px;
  height: 100%;
  position: fixed;
  z-index: 1;
  top: 0;
  left: 0;
  overflow: scroll;
  background-color: #333;
  color: #808BA0;
  padding-top: 0px;
  padding-left: 5px;
}
.main {
  margin-left: 260px;
}

::-webkit-scrollbar {
  -webkit-appearance:none;
  width:12px;
  height:12px;
}
::-webkit-scrollbar-thumb {
  border-radius:12px;
  border:4px solid rgba(255,255,255,0);
  background-clip:content-box;
  background-color: #A0A0A0;
}
::-webkit-scrollbar-thumb:hover {
  border-radius:12px;
  border:4px solid rgba(255,255,255,0);
  background-clip:content-box;
  background-color:#A0A0A0;
}
::-webkit-scrollbar-corner {
  background-color: transparent;
}