#logout {
  /*
  
  */
  display: none;
  
  width: 100px;

  position: absolute;
  top: 0px;
  right: -13px;
  height: 30px;
}


.trial::after {
  content: "ブラウザ動作確認用";
  position: absolute;
  font-size: 9px;
  top: -12px;
  left: 0px;
  color: rgb(31, 119, 180);
}


.screen-mask {
  position: absolute;
  z-index: 9999; /* put .gold-box above .green-box and .dashed-box */
  /*
  background: white;
  opacity: 1;

  background-color: #F2F2F2;

  color: #fff;
  
  */

  background-color: #F2F2F2;
  opacity: 0.4;
  
  width: 100%;
  height: 100%;
  left: 0px;
  top: 0px;
  display: flex;
  align-items: center;
  justify-content: center;
  
}

.loader {
  margin-bottom: 15%;

  width: 48px;
  height: 48px;
  border-radius: 50%;
  display: inline-block;
  border-top: 4px solid rgb(31, 119, 180);
  border-right: 4px solid transparent;
  box-sizing: border-box;
  animation: rotation 1s linear infinite;
}
.loader::after {
  content: '';  
  box-sizing: border-box;
  position: absolute;
  left: 0;
  top: 0;
  width: 48px;
  height: 48px;
  border-radius: 50%;
  border-bottom: 4px solid rgb(255, 127, 14);
  border-left: 4px solid transparent;
}
@keyframes rotation {
  0% {
    transform: rotate(0deg);
  }
  100% {
    transform: rotate(360deg);
  }
} 

/*
.loader {
  margin-bottom: 15%;
  
  color: rgb(255, 127, 14);

  font-size: 10px;
  width: 1em;
  height: 1em;
  border-radius: 50%;
  position: relative;
  text-indent: -9999em;
  animation: mulShdSpin 1.3s infinite linear;
  transform: translateZ(0);
}

@keyframes mulShdSpin {
  0%,
  100% {
    box-shadow: 0 -3em 0 0.2em, 
    2em -2em 0 0em, 3em 0 0 -1em, 
    2em 2em 0 -1em, 0 3em 0 -1em, 
    -2em 2em 0 -1em, -3em 0 0 -1em, 
    -2em -2em 0 0;
  }
  12.5% {
    box-shadow: 0 -3em 0 0, 2em -2em 0 0.2em, 
    3em 0 0 0, 2em 2em 0 -1em, 0 3em 0 -1em, 
    -2em 2em 0 -1em, -3em 0 0 -1em, 
    -2em -2em 0 -1em;
  }
  25% {
    box-shadow: 0 -3em 0 -0.5em, 
    2em -2em 0 0, 3em 0 0 0.2em, 
    2em 2em 0 0, 0 3em 0 -1em, 
    -2em 2em 0 -1em, -3em 0 0 -1em, 
    -2em -2em 0 -1em;
  }
  37.5% {
    box-shadow: 0 -3em 0 -1em, 2em -2em 0 -1em,
     3em 0em 0 0, 2em 2em 0 0.2em, 0 3em 0 0em, 
     -2em 2em 0 -1em, -3em 0em 0 -1em, -2em -2em 0 -1em;
  }
  50% {
    box-shadow: 0 -3em 0 -1em, 2em -2em 0 -1em,
     3em 0 0 -1em, 2em 2em 0 0em, 0 3em 0 0.2em, 
     -2em 2em 0 0, -3em 0em 0 -1em, -2em -2em 0 -1em;
  }
  62.5% {
    box-shadow: 0 -3em 0 -1em, 2em -2em 0 -1em,
     3em 0 0 -1em, 2em 2em 0 -1em, 0 3em 0 0, 
     -2em 2em 0 0.2em, -3em 0 0 0, -2em -2em 0 -1em;
  }
  75% {
    box-shadow: 0em -3em 0 -1em, 2em -2em 0 -1em, 
    3em 0em 0 -1em, 2em 2em 0 -1em, 0 3em 0 -1em, 
    -2em 2em 0 0, -3em 0em 0 0.2em, -2em -2em 0 0;
  }
  87.5% {
    box-shadow: 0em -3em 0 0, 2em -2em 0 -1em, 
    3em 0 0 -1em, 2em 2em 0 -1em, 0 3em 0 -1em, 
    -2em 2em 0 0, -3em 0em 0 0, -2em -2em 0 0.2em;
  }
}
*/