/**************/
/*  general   */
/**************/
html, body {
  overflow-x: hidden;
  width: 100%;
  height: 100%;
}

img {
  width: 100%;
}

.pcNone {
  display: none;
}

.ubuntu {
  font-family: "ubuntu_titling_bold", sans-serif;
}

.mainCnt {
  background: #fffffb;
  padding: 3%;
  height: 100%;
  aspect-ratio: 3/4;
  margin: auto;
}

.mainCnt .cntWrap {
  position: relative;
  z-index: 1;
  outline: 0.28vw solid #be9b0f;
  outline-offset: -1.2vw;
  padding: 8.4%;
  overflow: hidden;
  height: 100%;
  display: flex;
  flex-direction: column;
  justify-content: center;
}

.mainCnt .cntWrap:before {
  position: absolute;
  z-index: -1;
  content: "";
  width: 100%;
  height: 100%;
  border: 0.28vw solid #be9b0f;
  top: 0;
  left: 0;
}

.mainCnt .cntWrap .frameDeco {
  position: absolute;
  display: block;
  background: #fffffb;
  width: 3.9vw;
  height: 3.9vw;
  border: 0.28vw solid #be9b0f;
  border-radius: 50%;
}

.mainCnt .cntWrap .frameDeco.deco1 {
  top: -1.95vw;
  left: -1.95vw;
}

.mainCnt .cntWrap .frameDeco.deco2 {
  top: -1.95vw;
  right: -1.95vw;
}

.mainCnt .cntWrap .frameDeco.deco3 {
  bottom: -1.95vw;
  left: -1.95vw;
}

.mainCnt .cntWrap .frameDeco.deco4 {
  bottom: -1.95vw;
  right: -1.95vw;
}

.btnWrap {
  width: 55%;
  margin: 0 auto;
  background: #00b9dc;
  color: #fff;
  padding: 3em;
  border-radius: 3em;
  position: relative;
  text-align: center;
  overflow: hidden;
}

.btnWrap:after {
  content: "";
  position: absolute;
  width: 100%;
  height: 100%;
  top: 0;
  left: 0;
  background: radial-gradient(circle, #fff 10%, transparent 10%) no-repeat 50%;
  transform: scale(10, 10);
  opacity: 0;
  transition: transform 0.5s, opacity 1.5s;
}

.btnWrap:active:after {
  transform: scale(0, 0);
  transition: 0s;
  opacity: 0.3;
}

.btnWrap a {
  position: absolute;
  width: 100%;
  height: 100%;
  top: 0;
  left: 0;
  z-index: 1;
}

.btnWrap p {
  font-size: 2.5em;
  letter-spacing: 0.05em;
}

.btnWrap p .eng {
  display: block;
  font-size: 0.762em;
  letter-spacing: 0.1em;
  margin-top: 1.8%;
}

.btnWrap {
  width: 55%;
  margin: 0 auto;
  background: #00b9dc;
  color: #fff;
  padding: 2.5em 3.5%;
  border-radius: 3em;
  position: relative;
  text-align: center;
  display: flex;
  align-items: center;
  justify-content: center;
  max-width: 480px;
}

@media screen and (max-width:768px) {
  .spNone {
    display: none;
  }

  .pcNone {
    display: block;
  }
}

/* font-family */
body {
  font-family: 'a1_gothicStd', sans-serif;
}

/* font-size */
html {
  font-size: 62.5%;
}
/*
@media (min-width: 768px) {
  body {
    font-size: calc(0.474em + ((1vw - 7.68px) * 0.9883));
    min-height: 0vw;
  }
}
*/

@media (max-width: 1620px) {
  body #top {
    font-size: 1.6em;
  }
}

@media (max-width: 500px) {
  .mainCnt {
    width: 100%;
  }
  .btnWrap {
    padding: 1.5em 3.5%;
  }
  .btnWrap p {
    font-size: 1.2em;
    letter-spacing: 0.05em;
  }
}