.plus-part-ttl {
  width: 100%;
  height: fit-content;
  padding: 50px 0px;
  background-color: var(--primary-top-color);
  display: flex;
  justify-content: center;
  justify-items: center;
  align-content: center;
  align-items: center;
}

.plus-part-ttl-txt {
  width: 90%;
  font-size: 50px;
  /* 13 */
  color: white;
  margin: 10px 0px;
  padding: 0px;
  text-align: center;
}

.plus {
  width: 80%;
  height: fit-content;
  display: flex;
  justify-content: center;
  justify-items: center;
  align-content: start;
  align-items: start;
  margin: 30px 0px 100px 0px;
  flex-direction: column;
}

.plus-c {
  width: 80%;
  height: fit-content;
  display: flex;
  justify-content: center;
  justify-items: center;
  align-content: center;
  align-items: center;
  margin: 50px 0px 100px 0px;
  flex-direction: column;
}

.plus-part {
  display: flex;
  justify-content: start;
  justify-items: start;
  align-content: start;
  align-items: start;
  flex-direction: column;
  margin-bottom: 20px;
}

.plus-part-c {
  margin-bottom: 20px;
  display: flex;
  justify-content: center;
  justify-items: center;
  align-content: center;
  align-items: center;
  flex-direction: column;
}

.plus-ttl {
  font-size: 25px;
  color: black;
  margin: 0px;
  padding: 0px;
  margin-bottom: 5px;
}

.plus-sttl {
  font-size: 20px;
  color: black;
  margin: 0px;
  padding: 0px;
  margin-bottom: 5px;
}

.plus-des {
  font-size: 18px;
  color: black;
  margin: 0px;
  padding: 0px;
  margin-bottom: 5px;
}

.plus-link {
  font-size: 18px;
  color: black;
  margin: 0px;
  padding: 0px;
  margin-bottom: 5px;
  /* text-decoration: none; */
}

.plus-btn {
  font-size: 18px;
  color: white;
  margin: 0px;
  padding: 0px;
  margin-bottom: 5px;
  text-decoration: none;
  background-color: black;
  padding: 10px 20px;
  border-radius: 10px;
  margin-top: 10px;
  border: 2px solid black;
  transition: 0.2s all ease;
}

.plus-btn:hover {
  color: black;
  background-color: white;
  border: 2px solid black;
}

.plus-link-about {
  font-size: 18px;
  color: black;
  margin: 0px;
  padding: 0px;
  margin-bottom: 5px;
}

.plus-link-sitemap {
  font-size: 25px;
  color: black;
  margin: 0px;
  padding: 0px;
  margin-bottom: 5px;
}

.plus-list {
  font-size: 18px;
  color: black;
  margin: 0px;
  padding: 0px;
  margin-bottom: 5px;
}

@media screen and (min-width: 1100px) {
  .plus {
    width: 1000px;
  }

  .plus-preview {
    width: 700px;
  }
}

@media screen and (max-width: 1100px) {
  .plus {
    width: 90%;
  }
}

@media screen and (max-width: 500px) {
  .plus-part-ttl-txt {
    font-size: 30px;
  }

  .plus {
    width: 85%;
  }

  .plus-ttl {
    font-size: 20px;
  }

  .plus-sttl {
    font-size: 15px;
  }

  .plus-des {
    font-size: 13px;
  }

  .plus-link {
    font-size: 13px;
  }

  .plus-btn {
    font-size: 13px;
  }

  .plus-link-about {
    font-size: 13px;
  }

  .plus-link-sitemap {
    font-size: 20px;
  }

  .plus-list {
    font-size: 13px;
  }
}