html,body {
  height:auto;
  width: 100%; 
  overflow: hidden;
  -webkit-overflow-scrolling: touch;
}

.slideout-menu {
  position: fixed;
  top: 0;
  bottom: 0;
  width: 230px;
  min-height: 100vh;
  -webkit-overflow-scrolling: touch;
  z-index: 0;
  display: none;
}

.slideout-menu-left {
  left: 0;
}

.slideout-menu-right {
  right: 0;
}

.slideout-panel {
  z-index: 3;
  position: relative;
  will-change: transform;
}
#panel {
    height: 100vh;
    min-height: 100vh;
    overflow-y: scroll;
}
.slideout-open,
.slideout-open body,
.slideout-open .slideout-panel {
  overflow: hidden;
}

.slideout-open .slideout-menu {
  display: block;
}