/* -----------------------
  complex
----------------------- */
.complex {
  position: relative;
  background: url(../img/complex_bg.png) no-repeat center bottom / 100%;
}

.complex_01 {
  position: absolute;
  bottom: 0;
}

.moyamoya{
  position: absolute;
  width: min(calc(80 / 750 * 100vw), 80px);
  top: min(calc(540 / 750 * 100vw), 540px);
  right: min(calc(360 / 750 * 100vw), 360px);
}