opinion.css

.flora * {
  color: inherit;
  background: transparent;
}

.sol { background: mediumturquoise; color: #111 }
.luna { background: cornflowerblue; color: #111 }
.jugo { background: mediumorchid; color: #111 }
.skin { background: silver; color: #111 }
.swim { background: salmon; color: #111 }
.lime { background: palegreen; color: #111 }

.sombra ::selection {
  background: indigo;
  color: orangered;
  text-shadow:
    0 1em 0 orangered,
    0 -1em 0 orangered,
    0 2em 0 orangered,
    0 -2em 0 orangered,
    0 3em 0 orangered,
    0 -3em 0 orangered;
}

:focus {
  outline: thick dotted;
}

.mundo {
  font-weight: 500;
  font-size: calc(1em + 1vw + 1vh);
  line-height: 1.5;
}

.cuerpo {
  box-sizing: border-box;
  margin: 0;
  padding: 0;
  overflow-wrap: break-word;
}

.capo {
  font-size: 2rem;
  font-weight: 600;
}

.muy {
  font-style: inherit;
  text-transform: uppercase;
  font-weight: bolder;
}

.spine {
  margin: auto;
  display: flex;
  flex-direction: column;
}

.amor {
  margin: 0;
  max-width: 100%;
  flex-basis: 100%;
}

.quote {
  box-sizing: border-box;
  padding: 1rem;
  border-left: .25rem dashed;
  display: block;
  min-height: 100vh;
}

.loco {
  transform: rotate(180deg);
}

.pad {
  box-sizing: border-box;
  padding: 1em;
}

.voz {
  font: 0/0 fantasy;
}