@charset "utf-8";
/* CSS Document */
body::before{
  content: '';
  display: block;
  position: absolute;
  top: 0;
  left: 0;
  width: 100%;
  height: 200px;
  background: #00a0e9;
}
main{
  padding: 85px 0 0;
}
img {
  max-width: 100%;
}

a img:hover {
  opacity: 0.75;
  transition: 0.1s;
}

h1{
  position: static;
}
.title {
  padding: 0.588em 4em;
  color: #00a0e9;
  box-shadow: none;
  background: #fff83f;
}

h2 {
  font-size: 2.157vw;
  padding-top: 2.1em;
  margin-bottom: 2.1em;
}

.container {
  position: relative;
  padding: 100px 0 100px;
  z-index: 0;
  background: url(../img/bg_about.png) repeat-x center top;
  background-size: auto 100%;
}

.inner_sponsorship {
  display: flex;
  justify-content: space-between;
  margin-top: 55px;
}

.inner_sponsorship_left, .inner_sponsorship_right {
  background-color: #fff;
  width: 380px;
  text-align: center;
  padding: 14px 0;
}

.inner_sponsorship_left {
  margin-right: 32px;
}

.inner_sponsorship_left img {
  width: 138px;
}

.inner_sponsorship_right img {
  width: 158px;
}

@media screen and (min-width:1020px) {
  h2 {
    font-size: 22px;
  }
}

@media screen and (max-width:767px) {
  main{
    padding-top: 14%;
  }
  a img:hover {
    opacity: 1;
  }

  p {
    padding: 0 8.4%;
    font-size: 3.73vw;
  }

  .title {
    display: block;
    font-size: 6.4vw;
    box-shadow: none;
    padding: .425em 2.25em;
  }
  h2 {
    margin: 6% auto;
    padding: 0 8.4%;
    font-size: 22px;
  }

  .container {
    padding-top: 12%;
    padding-bottom: 93px;
    background-image: url(../img/bg_about_sp.png);
  }

  .inner_sponsorship {
    flex-direction: column;
    margin-top: 24px;
  }

  .inner_sponsorship_left, .inner_sponsorship_right {
    width: 275px;
    height: 103px;
    margin: 0 auto;
    padding: 0;
  }

  .inner_sponsorship_left p {
    margin-top: 1em;
    margin-bottom: 0.5em;
    padding: 0;
    font-size: 14px;
  }

  .inner_sponsorship_right p {
    margin-top: 1em;
    margin-bottom: 0;
    padding: 0;
    font-size: 14px;
  }

  .inner_sponsorship_left {
    margin-bottom: 25px;
  }

  .inner_sponsorship_left img {
    width: 108px;
  }

  .inner_sponsorship_right img {
    width: 123px;
  }

  .banner {
    padding-bottom: 27px;
  }

  .banner .inner {
    justify-content: space-around;
    margin-bottom: 30px;
  }

  .banner .inner img {
    padding: 0;
  }

  .banner p {
    font-size: 11px;
  }
}