.sidebar {
  position: fixed;
  top: 50%;
  right: 0.8rem;
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-orient: vertical;
  -webkit-box-direction: normal;
  -ms-flex-direction: column;
  flex-direction: column;
  -webkit-box-align: end;
  -ms-flex-align: end;
  align-items: flex-end;
  gap: 1rem;
  -webkit-transform: translateY(-50%);
  -ms-transform: translateY(-50%);
  transform: translateY(-50%);
  z-index: 11;
  font-size: 0.75rem;
}

.sidebar > .button:first-child {
  background: -webkit-gradient(linear, left bottom, left top, from(#0060ff), to(#1eafff));
  background: -o-linear-gradient(bottom, #0060ff, #1eafff);
  background: linear-gradient(0deg, #0060ff, #1eafff);
  color: #fff;
  width: 3.8rem;
  height: 7.5rem;
}

.sidebar > .button:last-child {
  background-color: #fff;
  width: 3.8rem;
  height: 2.25rem;
}

.sidebar .sidebar-item {
  position: relative;
  cursor: pointer;
  -webkit-transition: 300ms;
  -o-transition: 300ms;
  transition: 300ms;
  width: 3.8rem;
}

.sidebar .sidebar-item .show {
  background-color: #fff;
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
  -webkit-box-align: center;
  -ms-flex-align: center;
  align-items: center;
  -webkit-box-pack: center;
  -ms-flex-pack: center;
  justify-content: center;
  -webkit-box-orient: vertical;
  -webkit-box-direction: normal;
  -ms-flex-direction: column;
  flex-direction: column;
  gap: 0.4rem;
  height: 3.8rem;
  border-radius: 0.4rem;
  border: 1px solid var(--primary-color);
}

.sidebar .sidebar-item .show img {
  --icon-size: 1.6rem;
}

.sidebar .sidebar-item.popover .hide {
  background: -webkit-gradient(linear, left bottom, left top, from(#4285f4), to(#0087d2));
  background: -o-linear-gradient(bottom, #4285f4, #0087d2);
  background: linear-gradient(0deg, #4285f4, #0087d2);
  -webkit-box-shadow: var(--box-shadow);
  box-shadow: var(--box-shadow);
  position: absolute;
  right: 5.25rem;
  bottom: -2.5rem;
  width: 8.75rem;
  padding: 0.8rem;
  border-radius: 0.25rem;
  font-size: 0.8rem;
  color: #fff;
  display: none;
  -webkit-box-orient: vertical;
  -webkit-box-direction: normal;
  -ms-flex-direction: column;
  flex-direction: column;
  gap: 0.2rem;
  text-align: center;
  -webkit-box-sizing: border-box;
  box-sizing: border-box;
}

.sidebar .sidebar-item:hover.popover .hide {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
}

.sidebar .sidebar-item.hover:hover {
  width: 14rem;
}

.sidebar .sidebar-item.hover .hide {
  background: -webkit-gradient(linear, left bottom, left top, from(#4285f4), to(#0087d2));
  background: -o-linear-gradient(bottom, #4285f4, #0087d2);
  background: linear-gradient(0deg, #4285f4, #0087d2);
  -webkit-box-align: center;
  -ms-flex-align: center;
  align-items: center;
  gap: 0.5rem;
  color: #fff;
  padding: 0.5rem 0.8rem;
  border-radius: 0.4rem;
  -webkit-box-sizing: border-box;
  box-sizing: border-box;
}

.sidebar .sidebar-item.hover .hide,
.sidebar .sidebar-item:hover.hover .show {
  display: none;
}

.sidebar .sidebar-item:hover.hover .hide,
.sidebar .sidebar-item.hover .show {
  display: -webkit-box;
  display: -ms-flexbox;
  display: flex;
}