#bl-fv {
  height: 400px;
  background: url(../img/bg-grey.png) center top repeat;
  text-align: center;
}
h1 {
  font-size: 4.5rem;
  letter-spacing: 5px;
  line-height: 5rem;
  font-weight: 300;
  margin: 150px auto 100px;
}
h1 span {
  color: #aaa;
  font-size: 1.5rem;
  display: block;
  margin-top: 30px;
}

h3 {
  font-size: 4rem;
  letter-spacing: 7px;
  line-height: 4.5rem;
  margin-bottom: 40px;
}
h3 span {
  font-size: 1.7rem;
  display: block;
}
h4 {
  font-size: 1.7rem;
  margin: 50px auto 10px;
}

.eng h4 {
  font-size: 1.8rem;
}

#bl-intro {
  font-size: 1.5rem;
  line-height: 3rem;
  text-align: center;
  font-weight: 300;
  padding: 100px 50px;
}
#bl-intro div {
  display: inline-block;
  padding: 20px 50px;
  vertical-align: top;
}

#bl-access {
  background: url(../img/bg-grey.png) center top repeat;
  text-align: center;
  padding: 100px 50px;
}

#bl-access section {
  width: 80vw;
  max-width: 1200px;
  text-align: center;
  margin: 50px auto;
}
#bl-access section iframe {
  width: 100%;
  height: 400px;
}
#bl-access section div {
  display: inline-block;
  width: 45%;
  margin: 50px 20px;
}
#bl-access section div.wide {
  width: 100%;
}

#bl-access h4 {
  display: inline-block;
  vertical-align: top;
  padding: 35px;
  margin: 0 20px 10px 0;
  border: 1px solid #b5b5b5;
}
#bl-access h4 span {
  display: block;
  padding-bottom: 20px;
}
#bl-access p {
  display: inline-block;
  vertical-align: top;
}

#bl-group {
  text-align: center;
  padding: 100px 50px;
}

#bl-organization {
  background: url(../img/bg-grey.png) center top repeat;
  text-align: center;
  padding: 100px 0;
}

#bl-environmental,
#bl-privacy {
  text-align: center;
  padding: 100px 50px;
}

#bl-privacy {
  background: url(../img/bg-grey.png) center top repeat;
}

#con-vision {
  height: 80vh;
  min-height: 700px;
  text-align: center;
  font-size: 1.7rem;
  line-height: 4.5rem;
  background: url(../img/bg-tech2.jpg) center center no-repeat;
  background-size: cover;
  padding: 150px 50px;
  position: relative;
}
#con-vision div {
  height: 500px;
  width: 500px;
  padding: 100px 50px;
  background: rgba(15, 47, 82, 0.5);
  position: absolute;
  top: 50%;
  left: 50%;
  transform: translateY(-50%) translateX(-50%);
  -webkit-transform: translateY(-50%) translateX(-50%);
}

#con-vision h2 {
  color: #fff;
  font-size: 4rem;
  letter-spacing: 7px;
  margin-bottom: 40px;
}
#con-vision h2 span {
  font-size: 1.7rem;
  display: block;
}
#con-vision p {
  color: #fff;
  font-size: 1.3rem;
  line-height: 3rem;
  letter-spacing: 1px;
  text-align: left;
}

#con-company {
  height: 550px;
  text-align: center;
  font-size: 1.7rem;
  line-height: 4.5rem;
  background: url(../img/bg-company.jpg) center center no-repeat;
  background-size: cover;
  padding: 150px 50px;
  position: relative;
}

#con-company div {
}
#con-company h2 {
  color: #fff;
  font-size: 5rem;
  letter-spacing: 7px;
  margin-bottom: 40px;
}
#con-company h2 span {
  font-size: 1.7rem;
  display: block;
}
#con-company p {
  font-size: 1.3rem;
  line-height: 3rem;
  letter-spacing: 1px;
  text-align: left;
}

/* ------------------------- windows size pattern ------------------------- */
@media screen and (min-width: 1500px) {
}
@media screen and (max-width: 1300px) {
}
@media screen and (max-width: 999px) {
}
@media screen and (max-width: 768px) {
  #bl-intro {
    padding: 100px 15px;
    letter-spacing: 1px;
  }
  #bl-intro div {
    padding: 20px 0;
  }
  #bl-access p br {
    display: none;
  }
  #bl-access section div {
    width: 90%;
  }
  #bl-organization img {
    width: calc(100vw - 20px);
  }

  #bl-access div.no_br p br {
    display: block;
  }
}