#main_customer01 .flx {
    align-items: flex-end;
    gap: 4.8rem;
}


#main_customer01 .btel {
    display: flex;
    flex-direction: column;
    align-items: flex-end;
    text-align: right;
    overflow: hidden;
}

#main_customer01 .btel i {
    font-size: 4rem;
    font-weight: 600;
}

#main_customer01 .btel strong {
    display: block;
    font-size: 4rem;
    font-weight: 700;
}

#main_customer01 .btel .icon_btn {
    margin-top: 4rem;
}

@media (max-width: 768px) {
    #customer {
        padding: 8rem 0;
    }

    #main_customer01 .flx {
        flex-direction: column;
        gap: 4rem;
        align-items: stretch;
    }

    #main_customer01 .btel h3 {
        font-size: 2.4rem;
    }
}

/* Main customer area */
#content #main_customer01 {
  background: #fff;
}

#content #main_customer01 .flx {
  align-items: stretch;
  gap: 2rem;
}

#content #main_customer01 .flx > .itm {
  flex: 1 1 0;
  min-width: 0;
  padding: 3.2rem;
  border: 1px solid #e1e2df;
  border-radius: 1.6rem;
  background: #fff;
  box-shadow: 0 10px 28px rgba(35, 38, 42, 0.055);
}

#content #main_customer01 .flx > .itm:last-child {
  border-color: transparent;
  background: linear-gradient(145deg, #365f8d, #1d3048);
  color: #fff;
}

#content #main_customer01 .btel {
  align-items: flex-start;
  text-align: left;
}

#content #main_customer01 .btel strong {
  color: #fff;
  font-size: 2.5rem;
  font-weight: 700;
  line-height: 1.35;
}

#content #main_customer01 .btel .contact_label {
  margin-bottom: 1.8rem;
  color: #fff;
  font-family: "Paperlogy", sans-serif;
  font-size: 3.2rem;
  font-weight: 700;
  line-height: 1.2;
  letter-spacing: -0.02em;
}

#content #main_customer01 .btel > a + a {
  margin-top: 0.8rem;
}

#content #main_customer01 .btel p {
  margin-top: 2rem;
  font-family: "Paperlogy", sans-serif;
  font-size: 1.8rem;
  font-weight: 700;
  line-height: 1.4;
  letter-spacing: 0.03em;
}

#content #main_customer01 .btel p,
#content #main_customer01 .btel a {
  color: rgba(255, 255, 255, 0.76);
}

#content #main_customer01 .s_link {
  text-align: left;
}

#content #main_customer01 .s_link #slink a {
  border-radius: 0.7rem;
  background: rgba(255, 255, 255, 0.1);
}

#content #main_customer01 .s_link #slink a:hover {
  background: #365f8d;
}

@media (max-width: 768px) {
  #content #main_customer01 .flx > .itm {
    width: 100%;
    padding: 2.4rem;
  }

  #content #main_customer01 .btel .contact_label {
    margin-bottom: 1.5rem;
    font-size: 2.8rem;
  }

  #content #main_customer01 .btel strong {
    font-size: 2.25rem;
  }

  #content #main_customer01 .btel p {
    margin-top: 1.7rem;
    font-size: 1.65rem;
  }
}