p {
  line-height: 1.75;
}

p::before {
  display: block;
  width: 0;
  height: 0;
  margin-top: calc((1 - 1.75) * .5em);
  content: "";
}

p::after {
  display: block;
  width: 0;
  height: 0;
  margin-bottom: calc((1 - 1.75) * .5em);
  content: "";
}

.heading_txt,
.main_list_txt {
  line-height: 1.4;
}

.heading_txt::before,
.main_list_txt::before {
  display: block;
  width: 0;
  height: 0;
  margin-top: calc((1 - 1.4) * .5em);
  content: "";
}

.heading_txt::after,
.main_list_txt::after {
  display: block;
  width: 0;
  height: 0;
  margin-bottom: calc((1 - 1.4) * .5em);
  content: "";
}