/*******************************

common CSS

**********************************/

/* wrapper
---------------------------- */
#wrapper {
  width: 100%;
  position: relative;
  display: block;
  overflow: hidden;
}
#wrapper.hidden {
  height: 100vh;
  height: calc(var(--vh, 1vh) * 100);
  overflow: hidden;
}
section .inner {
  width: 90%;
  margin: 0 auto;
  max-width: 1200px;
}