.header {
  position: fixed;
  top: 0;
  right: 0;
  left: 0;
  background: #fff;
  z-index: 100;
}
.header.is-fixed {
  box-shadow: 0 0 10px rgba(0, 0, 0, .1);
}
.header-inner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  height: 80px;
  padding: 0 40px;
}

.header-inner h1 a {
  display: flex;
}

.header-inner h1.logo img {
  height: 40px;
}

.header-contact a {
  display: inline-flex;
  justify-content: center;
  align-items: center;
  font-size: 14px;
  font-weight: 700;
  color: #fff;
  border: 1px solid #5985B7;
  border-radius: 3px;
  background: #5985B7;
  padding: 10px 24px;
}
.header-contact a::before {
  content: "";
  flex-shrink: 0;
  display: inline-block;
  width: 18px;
  height: 14px;
  background-image: url('/front/assets/img/common/mail_FILL0_wght400_GRAD0_opsz48.png');
  background-size: 18px 14px;
  background-repeat: no-repeat;
  filter: brightness(0) invert(1);
  margin: 0 10px 0 0;
  transition: .3s;
}

@media screen and (min-width: 768px) {
  .logo a:hover {
    opacity: .7;
  }
  .header-contact a:hover {
    color: #5985B7;
    background: #fff;
  }
  .header-contact a:hover::before {
    filter: none;
  }
}

@media screen and (max-width: 767px) {
  .header-inner {
    height: 72px;
    padding: 0 16px;
  }
  .header-contact a {
    justify-content: center;
    width: auto;
    height: 40px;
    padding: 8px 10px;
    text-indent: 4px;
  }
  .header-contact a::before {
    margin: 0;
  }
  .header-contact a span {
    display: none;
  }
}