#SUB-CONTENT .sub-ttl {
  text-align: center;
  font-size: 1.5em;
  margin-bottom: 4%;
}
#SUB-CONTENT .sub-content {
  display: flex;
  justify-content: space-between;
  align-items: center;
}
#SUB-CONTENT .sub-content .img {
  width: 40%;
}
#SUB-CONTENT .sub-content .img img {
  border-radius: 16px;
}
#SUB-CONTENT .sub-content p {
  width: 55%;
  font-size: 1.3em;
}
@media (max-width: 700px) {
  #SUB-CONTENT .sub-ttl {
    font-size: 1.1em;
  }
  #SUB-CONTENT .sub-content {
    align-items: stretch;
  }
  #SUB-CONTENT .sub-content .img img {
    height: 100%;
    -o-object-fit: cover;
       object-fit: cover;
  }
}
@media (max-width: 500px) {
  #SUB-CONTENT .sub-content {
    flex-direction: column;
  }
  #SUB-CONTENT .sub-content .img {
    margin: auto;
    width: 100%;
  }
  #SUB-CONTENT .sub-content p {
    width: 100%;
  }
}

#FEATURES {
  width: 95%;
  margin: auto;
}
#FEATURES h2 {
  text-align: center;
}
#FEATURES .grid-container {
  display: grid;
  grid-template-columns: repeat(3, 1fr);
  gap: 30px;
}
#FEATURES .grid-container .grid-item {
  background: #f9f9f9;
  border-radius: 16px;
  box-shadow: 0 6px 16px rgba(0, 0, 0, 0.08);
}
#FEATURES .grid-container .grid-item .img {
  width: 40%;
  margin: 4% auto 0;
}
#FEATURES .grid-container .grid-item .grid-content {
  padding: 4%;
}
#FEATURES .grid-container .grid-item .grid-content h3 {
  font-size: 1.4rem;
}
@media (max-width: 768px) {
  #FEATURES .grid-container {
    grid-template-columns: 1fr;
  }
}
@media (max-width: 600px) {
  #FEATURES {
    width: 90%;
  }
  #FEATURES .grid-container .grid-item:nth-child(even) {
    margin: 0;
  }
}

#MAINTENANCE {
  background-color: #474c52;
}
#MAINTENANCE h2 {
  color: #efefef;
  margin-bottom: 0;
}
#MAINTENANCE .sub-text {
  color: #efefef;
  margin-bottom: 4%;
}
#MAINTENANCE .container {
  display: flex;
  justify-content: space-between;
  counter-reset: number 0;
}
#MAINTENANCE .container .content {
  width: 30%;
  background-color: #efefef;
  border-radius: 16px;
  box-shadow: 0 6px 16px rgba(0, 0, 0, 0.4);
  padding: 2%;
  position: relative;
}
#MAINTENANCE .container .content::after {
  counter-increment: number 1;
  content: counter(number);
  width: 60px;
  height: 60px;
  font-size: 2em;
  background-color: #efefef;
  border-radius: 100px;
  display: flex;
  justify-content: center;
  align-items: center;
  position: absolute;
  top: 0;
  left: 50%;
  transform: translate(-50%, -50%);
}
#MAINTENANCE .container .content .img img {
  aspect-ratio: 16/9;
  -o-object-fit: contain;
     object-fit: contain;
}
#MAINTENANCE .container .content .ttl {
  text-align: center;
  font-weight: bold;
  font-size: 1.2em;
  color: #474c52;
}
#MAINTENANCE ul {
  margin-top: 1%;
}
#MAINTENANCE ul li {
  color: #efefef;
}
@media (max-width: 800px) {
  #MAINTENANCE .container .content {
    margin: 4% 0;
  }
}
@media (max-width: 660px) {
  #MAINTENANCE .container {
    flex-direction: column;
  }
  #MAINTENANCE .container .content {
    width: 100%;
    margin: 8% 0;
  }
  #MAINTENANCE .container .content .img {
    width: 40%;
    margin: auto;
  }
}

#SPECIFICATION h2 {
  margin-bottom: 0;
}
#SPECIFICATION .container {
  margin: 4% 0;
}
#SPECIFICATION .container .content {
  display: flex;
  align-items: flex-end;
  border-bottom: 4px solid #474c52;
  margin-bottom: 2%;
  padding-bottom: 1%;
}
#SPECIFICATION .container .content .ttl {
  font-size: 1.5em;
  font-weight: bold;
  margin-right: 8px;
}
#SPECIFICATION .container .content .sakura {
  color: #ecaeb2;
}
#SPECIFICATION .container .content .tsubaki {
  color: #016801;
}
#SPECIFICATION .container .content .kiku {
  color: #7a7a04;
}
#SPECIFICATION .container .content .text {
  font-size: 1.2em;
  font-weight: bold;
  color: #474c52;
}
#SPECIFICATION .container .images {
  display: flex;
  justify-content: space-between;
}
#SPECIFICATION .container .images .img {
  width: 30%;
  position: relative;
}
#SPECIFICATION .container .images .img P {
  background-color: rgba(255, 255, 255, 0.5);
  width: 100%;
  text-align: center;
  color: #474c52;
  font-weight: bold;
  position: absolute;
  top: 0;
}
@media (max-width: 1000px) {
  #SPECIFICATION .container .content {
    flex-direction: column;
    align-items: flex-start;
  }
}
@media (max-width: 768px) {
  #SPECIFICATION .container .images .img p {
    font-size: 2.3vw;
  }
}

#PRODUCTS {
  background-color: #474c52;
}
#PRODUCTS h2 {
  color: #efefef;
}
#PRODUCTS .container {
  background-color: #efefef;
  border-radius: 16px;
  margin-bottom: 4%;
  padding: 4%;
  display: flex;
  justify-content: space-between;
  position: relative;
}
#PRODUCTS .container:last-of-type {
  margin-bottom: 0;
}
#PRODUCTS .container::before {
  content: "";
  width: 0;
  height: 0;
  border-style: solid;
  border-color: transparent transparent transparent #474c52;
  border-width: 30px 0px 30px 30px;
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translate(-50%, -50%);
}
#PRODUCTS .container .img {
  width: 45%;
}
#PRODUCTS .container .img img {
  aspect-ratio: 3/2;
  -o-object-fit: cover;
     object-fit: cover;
}
#PRODUCTS .container .before {
  position: relative;
}
#PRODUCTS .container .before:after {
  content: "Before";
  background-color: #474c52;
  color: #efefef;
  padding: 1% 4%;
  position: absolute;
  top: 0;
  right: 0;
}
#PRODUCTS .container .after {
  position: relative;
}
#PRODUCTS .container .after:after {
  content: "After";
  background-color: #474c52;
  color: #efefef;
  font-weight: bold;
  padding: 1% 4%;
  position: absolute;
  top: 0;
  left: 0;
}
@media (max-width: 768px) {
  #PRODUCTS .container::before {
    border-width: 15px 0px 15px 15px;
  }
}
@media (max-width: 500px) {
  #PRODUCTS .container {
    flex-direction: column;
  }
  #PRODUCTS .container::before {
    border-color: #474c52 transparent transparent transparent;
    border-width: 15px 15px 0px 15px;
  }
  #PRODUCTS .container .img {
    width: 100%;
    margin-bottom: 12%;
  }
  #PRODUCTS .container .img:last-of-type {
    margin-bottom: 0;
  }
  #PRODUCTS .container .before:after {
    right: auto;
    left: 0;
  }
}