.main {
  /* width: 86.67vw; */
  margin: 0 auto;
  padding-top: 22vw;
}

.main_title {
  text-align: center;
  margin-bottom: 4vw;
}

.main_title > h2 {
  font-size: 7.5vw;
  color: #254e9f;
}

.main_title > p {
  font-size: 4vw;
  color: #a9bbde;
  text-transform: uppercase;
  letter-spacing: 1vw;
}

.content_box {
  background: rgba(255,255,255,0.6);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
  box-shadow: 0vw 0vw 2vw rgba(19, 42, 89, 0.4);
  margin: 0 auto 5vw;
  border-radius: 2.67vw;
  padding: 7vw;
  text-align: center;
  font-size: 3.2vw;
  position: relative;
  line-height: 5vw;
  width: 72.67vw;
}

.main_logo {
  padding: 0 10vw 5vw;
  margin-bottom: 5vw;
  border-bottom: 0.2vw solid #254e9f;
}

.content {
  margin-bottom: 6vw;
}

.content_box > p {
  margin-bottom: 3vw;
}

.content_box > p:nth-last-child(1) {
  margin: 0;
}

.content2 {
  background: url("../img/abutobg.jpg") no-repeat center / 100% ;
  color: white;
  width: 90vw;
  height: 83.33vw;
  padding: 5vw;
  display: flex;
  flex-wrap: wrap;
}

.content_li {
  width: 45vw;
  color: white;
  text-align: center;
  display: flex;
  justify-content: center;
  flex-direction: column;
}

.content_li_icon {
  height: 10vw;
}

.content_li:nth-child(1) > .content_li_icon {
  background: url("../img/index/content_icon/1.png") no-repeat center / auto 100%;
}

.content_li:nth-child(2) > .content_li_icon {
  background: url("../img/index/content_icon/2.png") no-repeat center / auto 100%;
}

.content_li:nth-child(3) > .content_li_icon {
  background: url("../img/index/content_icon/3.png") no-repeat center / auto 100%;
}

.content_li:nth-child(4) > .content_li_icon {
  background: url("../img/index/content_icon/4.png") no-repeat center / auto 100%;
}

.content_li_num {
  font-size: 8vw;
  font-weight: 900;
  letter-spacing: 0.1vw;
  margin: 0.8vw 0;
}

.content_li_text {
  font-size: 3.2vw;
}

.content3 {
  width: 100vw;
  height: 100vw;
  overflow: hidden;
  background-color: rgba(255,255,255,0.6);
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
}

@keyframes content3_box
{
	from {
    transform: rotate(30deg) translate(-89vw, 56vw) scale(1.25);
  }
	to {
    transform: rotate(30deg) translate(-89vw, -357vw) scale(1.25);
  }
}

.content3_box {
  width: 110vw;
  display: flex;
  flex-wrap: wrap;
  animation: content3_box 40s linear infinite alternate;
  -webkit-animation: content3_box 40s linear infinite alternate;

}

.content3_box > li {
  width: 33vw;
  margin-right: 4vw;
  margin-bottom: 4vw;
  box-shadow: 0vw 0vw 2vw rgba(19, 42, 89, 0.6);
}

.content3_box > li:nth-child(3n) {
  margin-right: 0;
}

.content4 {
  display: flex;
  flex-wrap: wrap;
  justify-content: center;
  min-width: 85.34vw;
}

.content4_li {
  width: 26.67vw;
  height: 16vw;
  background-color: rgba(255, 255, 255, 0.8);
  box-shadow: 0vw 0vw 3vw rgba(19, 42, 89, 0.4);
  border-radius: 2.27vw;
  overflow: hidden;
  margin-bottom: 2.7vw;
  margin-right: 2.55vw;
  display: flex;
  justify-content: center;
  text-align: center;
  align-items: center;
  font-size: 3.2vw;
  color: #254e9f;
  backdrop-filter: blur(6px);
  -webkit-backdrop-filter: blur(6px);
}

.content4_li:nth-child(3n) {
  margin-right: 0;
}

.content4_li > img {
  width: 75%;
  height: auto;
}

.contact_title {
  font-size: 3.6vw;
  font-weight: 900;
  color: #254e9f;
}

.content5_li {
  display: flex;
  justify-content: center;
  flex-direction: column;
  align-items: center;
  margin-bottom: 5vw;
}

.content5_li:nth-last-child(1) {
  margin: 0;
}

.contact_img {
  width: 12vw;
  height: 12vw;
  margin-bottom: 2vw;
}