html {
  font-size: 62.5%;
}

body {
  font-family: 'Noto Sans JP', sans-serif;
  font-size: 1.6rem;
}

/* common */
.section-title {
  color:#38b48b;
  font-family: 'Cormorant Garamond', serif;
  font-size: 3.2rem;
  letter-spacing: .2em;
  line-height: 1;
  text-align: center;
  margin-bottom: 24px;
}

section:nth-child(2n+3) {
  background-color: #faffe6;
}

.about .container, .service .container, .works .container, .skill .container, .contact .container {
  padding: 72px 24px 36px;
}

/* Card */
.card-title {
  font-size: 2rem;
}

/* .card-text, .card-link {
  font-size: 1.6rem;
} */

/* navbar */
.navbar-brand img {
  width: 100%;
  max-width: 50px;
}

/* TOP */

.top {
  background-image: url(../img/top_bg.jpg);
  background-size: cover;
  display: flex;
  justify-content: center;
  overflow: hidden;
  position: relative;
}

.top::before {
  background: inherit;
  content: "";
  filter: blur(3px);
  position: absolute;
  top: -3px;
  right: -3px;
  bottom: -3px;
  left: -3px;
}

.top .container {
  margin-top: 64px;
  padding: 96px 24px;
  z-index: 2;
}
.top-title {
  background-color: rgb(255, 255, 255, 0.7);
  border-radius: 16px;
  line-height: 1;
  margin: auto;
  padding: 24px;
  text-align: center;
}

.title-upper {
  color: #757575;
  display: block;
  font-family: "Amatic SC", cursive;
  font-size: 4.8rem;
  margin-bottom: 16px;
}

.title-lower {
  color: #38b48b;
  display: block;
  font-family: "Cormorant Garamond", serif;
  font-size: 7.2rem;
  letter-spacing: 0.25em;
}

/* ABOUT */
.about img {
  width: 100%;
  max-width: 250px;
}

.about-text {
  margin-bottom: 2em;
  /* font-size: 1.6rem; */
}

/* service */

/* CONTACT */
.contact-link {
  text-decoration: none;
}
.contact-link img {
  width:100%;
  max-width: 75px;
}

.contact-link span {
  display: block;
}

/* footer */
footer {
  background-color: #38b48b;
  color: #fff;
  padding: 8px;
  text-align: center;
}

/* sp */
@media screen and (max-width: 767px) {
  /* TOP */
  .title-upper {
    font-size: 2.4rem;
  }

  .title-lower {
    font-size: 4rem;
    letter-spacing: .1em;
  }
}