#popover-5 {
  background-color: green;
}

.menu-btn {
  all: initial;
  box-sizing: border-box;
  font-size: 1em;
  cursor: pointer;
}

.popover-menu {
  --menu-width: 250px;
  --hover-colour: blue;
  position: relative;
  top: 1em;
}
.popover-menu [popover] {
  background-color: transparent;
}
.popover-menu ul {
  position: absolute;
  inset: unset;
  width: var(--menu-width);
  border-radius: 0.5em;
  list-style-type: none;
  padding: 0;
  margin: 0;
  border: 0;
}
.popover-menu li a,
.popover-menu li .menu-btn {
  display: block;
  padding: 0.5em;
  background-color: rgb(211, 88, 7);
  color: white;
  text-decoration: none;
  transition: all 0.4s;
  width: calc(100% - 1em);
}
.popover-menu li a:hover, .popover-menu li a:focus,
.popover-menu li .menu-btn:hover,
.popover-menu li .menu-btn:focus {
  background-color: var(--hover-colour);
}
.popover-menu .submenu {
  position: absolute;
  left: calc(var(--menu-width) + 100px);
}

.styled-popover {
  width: min(500px, 98%);
  background-color: rgb(1, 129, 161);
  border: 0;
  border-radius: 1em;
  padding: 4em 2em;
}

#popover-7 button {
  aspect-ratio: 1;
  background-color: #700;
  position: absolute;
  padding: 5px;
  line-height: 0;
  top: 0.5em;
  right: 0.5em;
}
#popover-7 button span {
  display: block;
  transition: all 0.4s;
}
#popover-7 button span:hover {
  rotate: 90deg;
}
#popover-7 code {
  background-color: transparent;
  color: #fac561;
}

#popover-7::backdrop {
  backdrop-filter: blur(5px);
  background-color: rgba(0, 128, 128, 0.2666666667);
}

#popover-8 {
  width: min(500px, 98%);
  background-color: rgb(1, 129, 161);
  background-image: radial-gradient(circle at 70% top, white, black);
  background-blend-mode: multiply;
  border: 0;
  border-radius: 1em;
  padding: 4em 2em;
  display: block;
  transition: all 0.4s;
  scale: 0;
  rotate: 190deg;
  top: 30vh;
}

#popover-8:popover-open {
  scale: 1;
  rotate: 0deg;
}