html {
  height: 100%;
  font-size: 62.5%;
}

body {
  height: 100%;
  font-family: 'Didact Gothic', sans-serif;
  margin: 0 auto;
}




/* module -----------------*/



.section-ttl {
  color: #e1041b;
  font-size: 4.8rem;
  font-weight: bold;
  letter-spacing: 0.2em;
  text-align: center;
}

.square-box {
  position: absolute;
  top: 0;
  left: 0;
  bottom: 0;
  right: 0;
}


/* hero */
.hero {
  display: -webkit-flex;
  display: -moz-flex;
  display: -ms-flex;
  display: -o-flex;
  display: flex;
  position: relative;
  height: 100%;
  padding: 20px;
  background-color: #e1041b;
  box-sizing: border-box;
}

.logo {
  max-width: 500px;
  width: 100%;
  height: auto;
  margin: auto;
}

.btn-scroll {
  display: inline-block;
  position: absolute;
  top: auto;
  right: 0;
  bottom: 20px;
  left: 0;
  margin: auto;
  color: #fff;
  letter-spacing: 0.2em;
  text-decoration: none;
  text-align: center;
  font-weight: bold;
  font-size: 1.6rem;
}

.btn-scroll:after {
  content: '';
  display: block;
  width: 20px;
  height: 20px;
  margin-top: 0;
  margin-right: auto;
  margin-left: auto;
  border-right: 3px solid #fff;
  border-bottom: 3px solid #fff;
  transform: rotate(45deg);
  
}




/* company */
.company {
  padding: 20px;
  padding-bottom: 80px;
  background-color: #fff;
  border-top: 2px #f7f7f7 solid;
}

.company-list {
  max-width: 500px;
  margin-right: auto;
  margin-left: auto;
}

.company-list dt {
  margin-bottom: 5px;
  font-size: 1.4rem;
  font-weight: bold;
  letter-spacing: 0.1em;
}

.company-list dd {
  font-size: 1.2rem;
  margin-bottom: 15px;
  margin-left: 0;
  padding-bottom: 15px;
  border-bottom: 1px solid #e0e0e0;
  letter-spacing: 0.05em;
}

.company-list dd:last-child {
  margin-bottom: 0;
}




/* footer */
.footer {
  padding: 30px 20px;
  background-color: #e1041b;
}

.logo-footer {
  max-width: 100px;
  margin-right: auto;
  margin-bottom: 20px;
  margin-left: auto;
}

.copyright {
  display: block;
  color: #fff;
  letter-spacing: 0.05em;
  font-size: 1.2rem;
  text-align: center;
}