.jianpu {
  display: flex;
  flex-wrap: wrap;
  font-size: 20px;
}
.jianpu-bar {
  padding: 0 8px;
  border-right: .08em solid currentColor;
  margin-bottom: 2em;
}
.jianpu-group {
  display: inline-flex;
}
.jianpu-group + .jianpu-group {
  margin-left: .1em;
}
.jianpu-note {
  position: relative;
  padding: 0 .1em;
  line-height: 1.4em;
}

/* 下划线 */
.jianpu-note.ul::after,
.jianpu-note.ul2::after,
.jianpu-note.ul3::after {
  position: absolute;
  display: block;
  width: 100%;
  height: .08em;
  content: '';
  left: 0;
  bottom: .08em;
}
.jianpu-note.ul::after {
  box-shadow: 0 .08em;
}
.jianpu-note.ul2::after {
  box-shadow: 0 .08em, 0 0.25em;
}
.jianpu-note.ul3::after {
  box-shadow: 0 .08em, 0 0.25em, 0 0.42em;
}

/* 上下加点 */
.jianpu-note.hi::before,
.jianpu-note.lo::before,
.jianpu-note.hi2::before,
.jianpu-note.lo2::before,
.jianpu-note.hi3::before,
.jianpu-note.lo3::before {
  position: absolute;
  display: block;
  left: 50%;
  transform: translateX(-50%);
}
.jianpu-note.hi::before,
.jianpu-note.lo::before {
  content: '.';
}
.jianpu-note.hi::before {
  top: -1em;
}
.jianpu-note.lo::before {
  bottom: -.76em;
}
.jianpu-note.hi2::before,
.jianpu-note.lo2::before {
  content: ':';
}
.jianpu-note.hi2::before {
  top: -1em;
}
.jianpu-note.lo2::before {
  bottom: -1.2em;
}
.jianpu-note.hi3::before,
.jianpu-note.lo3::before {
  content: '⋮';
}
.jianpu-note.hi3::before {
  top: -1em;
}
.jianpu-note.lo3::before {
  bottom: -1.3em;
}

/* 延音线 */
.jianpu-note > [class^=tilde] {
  position: absolute;
  top: -0.85em;
}
.jianpu-note.hi > [class^=tilde] {
  top: -1.1em;
}
.jianpu-note.hi2 > [class^=tilde] {
  top: -1.5em;
}
.jianpu-note.hi3 > [class^=tilde] {
  top: -1.8em;
}
.jianpu-note > .tilde1 {
  left: -0.5em;
}
.jianpu-note > .tilde2 {
  left: -0.85em;
  transform: scaleX(1.5);
}
.jianpu-note > .tilde3 {
  left: -1em;
  transform: scaleX(1.8);
}
.jianpu-note > .tilde4 {
  left: -1.3em;
  transform: scaleX(2.5);
}
.jianpu-note > .tilde5 {
  left: -1.5em;
  transform: scaleX(3.2);
}
.jianpu-note > .tilde6 {
  left: -1.8em;
  transform: scaleX(3.8);
}