/**
 * loading
**/

/**
 * 
 * HTML
 * 
 * <div id="is-loading">
 *   <div id="loading">
 *     <div class="spinner">
 *       <div class="bounce1"></div>
 *       <div class="bounce2"></div>
 *       <div class="bounce3"></div>
 *     </div>
 *   </div>
 * </div>
 * 
**/

#is-loading {
  display: flex;
  justify-content: center;
  align-items: center;
  background: #fff;
  position: fixed;
  width: 100%;
  height: 100%;
  top: 0;
  left: 0;
  z-index: 40000;
  /* NOTE: コンテンツはz-index: 40000以下を想定する */
  opacity: 1;
  transition: opacity 0.8s ease 0.4s;
  pointer-events: auto;
}
#is-loading.is--hide {
  opacity: 0;
  pointer-events: none;
}

#loading {
  display: block;
  opacity: 1;
  transition: opacity 0.4s ease 0s;
}
#is-loading.is--hide #loading {
  opacity: 0;
}


.spinner {
  display: flex;
  justify-content: space-between;
  align-items: center;
  width: 72px;
}
.spinner > div {
  display: block;
  border-radius: 50%;
  background: var(--main-c);
  width: 18px;
  height: 18px;
  animation: sk-bouncedelay 1.4s infinite ease-in-out both;
}
.spinner .bounce1 {
  animation-delay: -0.32s;
}
.spinner .bounce2 {
  animation-delay: -0.16s;
}
@keyframes sk-bouncedelay {
  0%, 80%, 100% { 
    transform: scale(0);
  } 40% { 
    transform: scale(1.0);
  }
}