.attempt-1 {
  font-size: 1.5rem;
}
.attempt-1 em {
  font-style: normal;
  padding: 0.1em 0.3em;
  border-radius: 0.2em;
  position: relative;
  background: white;
  background: linear-gradient(to right, mediumturquoise, mediumpurple);
  transform: skewX(-10deg);
  display: inline-block;
}

.attempt-2 {
  font-size: 1.5rem;
  position: relative;
  z-index: 0;
}
.attempt-2 em {
  font-style: normal;
  padding: 0.1em 0.3em;
  position: relative;
  display: inline-block;
}
.attempt-2 em::after {
  content: "";
  position: absolute;
  background: white;
  background: linear-gradient(to right, mediumturquoise, mediumpurple);
  top: 0;
  left: 0;
  right: 0;
  bottom: 0;
  z-index: -1;
  border-radius: 0.2em;
  transform: skewX(-10deg);
}

.attempt-3 {
  font-size: 1.5rem;
}
.attempt-3 em {
  font-style: normal;
  position: relative;
  display: inline;
  -webkit-box-decoration-break: clone;
          box-decoration-break: clone;
  padding: 0.1em 0.2em;
  border-radius: 0.2em;
  background: white;
  background: linear-gradient(to right, mediumturquoise, mediumpurple);
  transform: skewX(-10deg);
}

.attempt-4 {
  font-size: 1.5rem;
}
.attempt-4 em {
  display: inline-block;
  font-style: normal;
  padding: 0.1em 0.3em;
  border-radius: 0.2em;
  position: relative;
  background: white;
  background: linear-gradient(to right, mediumturquoise, mediumpurple);
  transform: skewX(-10deg);
}
.attempt-4 em span {
  display: inline-block;
  transform: skewX(10deg);
}

.attempt-5 {
  font-size: 1.5rem;
  position: relative;
  z-index: 0;
}
.attempt-5 em {
  font-style: normal;
  padding: 0.1em 0;
  margin-left: 0.5em;
  margin-right: 0.5em;
  position: relative;
  background: white;
  background: linear-gradient(to right, mediumturquoise, mediumpurple);
  display: inline-block;
}
.attempt-5 em::before, .attempt-5 em::after {
  content: "";
  border-radius: 0.2em;
  background: white;
  display: inline-block;
  width: 1em;
  transform: skewX(-10deg);
  position: absolute;
  z-index: -1;
}
.attempt-5 em::before {
  top: 0;
  bottom: 0;
  left: -0.3em;
  background: mediumturquoise;
}
.attempt-5 em::after {
  top: 0;
  bottom: 0;
  right: -0.3em;
  background: mediumpurple;
}

/* Setup CSS unrelated to core task. */
body {
  background: #ccc;
  background: linear-gradient(to right, #abd, #bce);
  font-family: -apple-system, BlinkMacSystemFont, "Segoe UI", Roboto, Helvetica, Arial, sans-serif, "Apple Color Emoji", "Segoe UI Emoji", "Segoe UI Symbol";
  font-weight: 300;
  width: min(90vw, 600px);
  margin-left: auto;
  margin-right: auto;
  margin-top: 5rem;
  margin-bottom: 5rem;
}

section {
  background: rgba(255, 255, 255, 0.6);
  padding: 2rem;
  margin: 2rem auto;
  border-radius: 0.3rem;
  border: 1px solid rgba(255, 255, 255, 0.2);
}

h1,
h2 {
  font-weight: 400;
}

.gray {
  color: #666;
}

li {
  margin-bottom: 0.5em;
}