:root {
  --black: 51,51,51;
  --red: 238,0,59;
  --dark_red: 207,28,85;
  --main: 233,83,131;
  --accent: 227,55,129;
  --note: 102,102,102;
  --bg: 243,243,243;
  --gray: 153,153,153;
  --dark_gray: 167,167,167;
  --border: 210,211,212;
  --light_pink: 252,229,237;
  --beige: 248,244,241;
  --green: 92,198,172;
  --blue: 16,120,237;
  --purple: 189,104,200;
  --light_purple: 242,228,243;
  --contents_width: 1100px;
  --body_padding_side: 60px;
  --contents_width_with_padding: 1160px;
  --sidebar_width: 250px;
  --hover_opacity: .7;
}

/* l-container
================================================ */
#skin_dermapen4 .l-container {
  padding-top: 0;
}

/* .skin_dermapen4-mainimg
================================================ */
.skin_dermapen4-mainimg {
  background: #b9c9d8;
}

/* .skin_dermapen4-about
================================================ */
.skin_dermapen4-about__list li {
  position: relative;
}
@media all and (max-width: 767px) {
  .skin_dermapen4-about__list li:nth-child(n+2) {
    margin-top: 30px;
  }
}
.skin_dermapen4-about__list li:not(:last-child):before {
  content: "";
  display: block;
  position: absolute;
}
@media all and (max-width: 767px) {
  .skin_dermapen4-about__list li:not(:last-child):before {
    border-top: 15px solid rgb(var(--main));
    border-right: 15px solid transparent;
    border-left: 15px solid transparent;
    bottom: -1.3em;
    left: 50%;
    transform: translateX(-50%);
  }
}
@media all and (min-width: 768px) {
  .skin_dermapen4-about__list li:not(:last-child):before {
    border-top: 20px solid transparent;
    border-bottom: 20px solid transparent;
    border-left: 20px solid rgb(var(--main));
    right: -2em;
    top: 50%;
    transform: translateY(-50%);
  }
}
.skin_dermapen4-about__list-img {
  border: 1px solid rgb(var(--border));
  padding: 1em;
}
.skin_dermapen4-about__list-txt {
  margin-top: 1em;
}
@media all and (min-width: 768px) {
  .skin_dermapen4-about__list {
    display: flex;
    justify-content: space-between;
    align-items: stretch;
  }
  .skin_dermapen4-about__list li {
    width: 30%;
  }
}

/* .skin_dermapen4-flow
================================================ */
.skin_dermapen4-flow .c-flow01__area-txt .c-head04 {
  margin-bottom: 15px;
  font-size: 1.6rem;
}
@media all and (min-width: 768px) {
  .skin_dermapen4-flow .c-flow01__area-txt .c-head04 {
    margin-bottom: 15px;
    font-size: 2.1rem;
  }
}
.skin_dermapen4-flow__head {
  font-size: 1.7rem;
  margin-bottom: 20px;
  line-height: 1.6;
}
@media all and (min-width: 768px) {
  .skin_dermapen4-flow__head {
    font-size: 2.4rem;
    margin-bottom: 25px;
  }
}

/* .skin_dermapen4-case
================================================ */
.skin_dermapen4-case__inner {
  padding-top: 15px;
  padding-bottom: 15px;
}
@media all and (min-width: 768px) {
  .skin_dermapen4-case__inner {
    padding-top: 50px;
    padding-bottom: 50px;
  }
}