/* common */
html,body,h1,h2,h3,h4,h5,div,section,p,img,a,button,ul,li {
  margin: 0; padding: 0; box-sizing: border-box; font-weight: normal;
}
html {
  font-family: sans-serif;
}
span {
  margin: 0; padding: 0; box-sizing: border-box;
}
ul {
  list-style: none;
}
img{
	vertical-align:top;
}
a {
  color: #000;
  text-decoration: none;
}
button {
  color: #000;
  border: none;
  background-color: transparent;
}
.container {
  width: 100%;
  margin: 100px 0 0 0;
  padding: 60px 0 70px;
  text-align: center;
  border-top: 3px solid #115da3;
  border-bottom: 3px solid #115da3;
}

/* head_sec */
.head_sec {
  margin-bottom: 40px;
}
h1 {
  margin-bottom: 20px;
  font-size: 24px;
  font-weight: bold;
}
.head-txt {
  font-size: 18px;
  font-weight: bold;
}

/* info_sec */
.info_sec {
  margin-bottom: 40px;
  padding: 20px 0;
  background-color: #f0f5fe;
}
.info-txt {
  font-size: 18px;
}

/* read_sec */
.read_sec {
  margin-bottom: 50px;
}
.read-txt {
  margin-bottom: 20px;
  font-size: 18px;
}

/* footer_sec */
.footer-img {
  width: 200px;
}


@media screen and (max-width: 768px) {
    .container {
    margin: 13vw 0 0 0;
    padding: 8vw 0 7vw;
  }

  /* head_sec */
  .head_sec {
    margin-bottom: 5vw;
  }
  h1 {
    margin-bottom: 2.7vw;
    font-size: max(3.1vw, 18px);
  }
  .head-txt {
    font-size: max(2.3vw, 12px);
  }

  /* info_sec */
  .info_sec {
    margin-bottom: 5vw;
    padding: 2.6vw 0;
  }
  .info-txt {
    font-size: max(2.3vw, 12px);
  }

  /* read_sec */
  .read_sec {
    margin-bottom: 6vw;
  }
  .read-txt {
    margin-bottom: 3vw;
    font-size: max(2.3vw, 12px);
  }

  /* footer_sec */
  .footer-img {
    width: 26%
  }
}