@import url("https://fonts.googleapis.com/css2?family=Hina+Mincho&display=swap");

body {
  background: #fff;
  color: #5c5c5c;
}

.sp {
  display: none;
}

.sample_button {
  width: 80%;
  max-width: 300px;
  margin: 16px auto 60px;
  display: block;
  background: linear-gradient(45deg, #e17976, #ac524f);
  border-radius: 50px;
  padding: 10px 0;
  color: #fff;
  text-align: center;
  text-decoration: none;
  font-size: 16px;
  box-shadow: 0 0 10px rgba(0, 0, 0, 0.4);
  transition: all 0.3s;
}
.sample_button:hover {
  box-shadow: 0 0 0 rgba(0, 0, 0, 0.4);
}

#main_visual {
  background: url("../images/design_list/main_visual_background.jpg");
  background-size: cover;
  background-position: center center;
  height: 360px;
  display: flex;
  justify-content: center;
  align-items: center;
  padding: 20px;
  letter-spacing: 0.2em;
  line-height: 1.7;
}

#main_visual .main_visual_content {
  background: #fff;
  max-width: 800px;
  padding: 40px 20px;
  width: 100%;
  max-width: 600px;
  text-align: center;
  font-family: "Hina Mincho", serif;
}
#main_visual .main_visual_content h1 {
  font-size: 32px;
  font-weight: normal;
}
#main_visual .main_visual_content div {
  font-size: 24px;
}

#designs {
  padding: 70px 20px;
  text-align: center;
  letter-spacing: 0.2em;
  line-height: 1.7;
}
#designs p {
  font-family: "Noto Sans JP", sans-serif;
  font-weight: 300;
  line-height: 2;
  letter-spacing: 0.2em;
  font-size: 15px;
}
#designs .design_title {
  padding: 80px 20px 50px;
  font-family: "Hina Mincho", serif;
  font-size: 22px;
}
#designs .design_title h2 {
  font-weight: normal;
}
#designs .design_list {
  width: 100%;
  max-width: 1000px;
  margin: 0 auto;
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  grid-auto-rows: minmax(100px, auto);
  column-gap: 10px;
}
#designs .design_list .design_item img {
  width: 80%;
  border-radius: 10px;
  box-shadow: 0 0 10px rgba(0, 0, 0, 0.4);
  transition: all 0.3s;
}
#designs .design_list .design_item img:hover {
  box-shadow: 0 0 0 rgba(0, 0, 0, 0.4);
}
#designs .back_top {
  margin-top: 100px;
}
#designs .back_top a {
  color: #333;
  letter-spacing: 0.1em;
  font-weight: bold;
  font-size: 14px;
}

@media screen and (max-width: 780px) {
  #main_visual {
    height: 260px;
    padding: 0 40px;
  }

  #main_visual .main_visual_content h1 {
    font-size: 28px;
  }
  #main_visual .main_visual_content div {
    font-size: 20px;
  }

  #designs {
    padding: 40px 20px;
    text-align: center;
  }
  #designs p {
    font-family: "Noto Sans JP", sans-serif;
    font-weight: 300;
    font-size: 13px;
  }
  #designs .design_title {
    padding: 50px 20px 30px;
    font-size: 15px;
  }
  #designs .design_list {
    grid-template-columns: repeat(2, 1fr);
  }
  #designs .design_list .design_item img {
    width: 100%;
  }
  .sample_button {
    width: 100%;
    margin: 16px auto 50px;
    font-size: 13px;
  }
  #designs .back_top {
    margin-top: 50px;
  }
}