@charset "utf-8";


/* スマホ・タブレット向けCSS 600px以下 */

body {
  height: 100%;
  background-image: linear-gradient(0deg, transparent calc(100% - 1px), #f0f0f0 calc(100% - 1px)),
    linear-gradient(90deg, transparent calc(100% - 1px), #f0f0f0 calc(100% - 1px));
  background-size: 8px 8px;
  background-repeat: repeat;
  background-position: center center;
}

h2 {
  background-color: #cc00ff;
}

h3 {
  border-color: #cc00ff;
}

p {
  margin-left: 1rem;
  margin-bottom: 1.3rem;
}

.intro img {
  display: block;
  width: 13rem;
  border: 1px solid #cc00ff;
  margin: 0 auto;
}

.alter div {
  border-bottom: 2px solid #cc00ff;
  margin-bottom: 1rem;
}

.alter p {
  margin-bottom: 1rem;
}

.explanation-flow img {
  display: block;
  width: 95%;
  margin: 0 auto 1rem;
}

.flow01 img,
.flow05 img,
.flow09 img,
.flow10 img {
  float: left;
  width: 49%;
  margin: 0 1.4rem 0.7rem 0.5rem;
}

.flow01~p::after,
.flow05~p::after,
.flow09~p::after,
.flow10~p::after {
  clear: both;
  content: "";
  display: block;
}

.attention1 {
  position: relative;
  width: 290px;
  height: 70px;
  margin: 0 auto 1.3rem;
}

.attention1 a,
.attention1 p {
  font-size: 0.9rem;
}

.home {
  position: absolute;
  left: 50%;
  transform: translate(-50%);
}

.old {
  position: absolute;
  top: 25px;
  left: 12px;
}

.new {
  position: absolute;
  top: 50px;
  right: 12px;
}

.soon {
  position: absolute;
  top: 70px;
  right: 20px;
}

.return {
  text-align: right;
}


/* PC向けCSS 601px以上 */

@media screen and (min-width: 601px) {

  main {
    width: 650px;
    margin: 0 auto;
  }

  .side {
    display: flex;
    column-gap: 1.5rem;
  }

  .intro img {
    margin-right: 1rem;
  }

  .parallel {
    display: flex;
    align-items: flex-start;
    column-gap: 3%;
  }

  .parallel:nth-child(even) {
    flex-direction: row-reverse;
  }

  .alter img {
    width: 50%;
    margin: 0 0 1rem;
  }

  .alter p {
    width: 47%;
    margin-left: 0;
  }
}