/*============================================
 VEGAS BACK IMAGE
============================================*/

#slider {
width: 100%;
height: 100vh;
z-index: 4;
background-color: #000033;
background-image: url(../photos/back.png);
background-position: center center;
background-size: 100% auto;
  }

/*============================================
 PC-1280 VEGAS BACK IMAGE
============================================*/

@media(max-width: 1281px){
#slider {
width: 100%;
height: 100vh;
z-index: 4;
background-color: #000033;
background-image: url(../photos/back_1280.png);
background-position: center center;
background-size: 100% auto;
background-repeat: no-repeat;
  }
}

/*============================================
 iPad Pro-1024 VEGAS BACK IMAGE
============================================*/

@media(max-width: 1025px){
#slider {
width: 100%;
height: 100vh;
z-index: 4;
background-color: #000033;
background-image: url(../photos/back_1024.png);
background-position: center center;
background-size: 100% auto;
background-repeat: no-repeat;
  }
}

/*============================================
 iPad-768 VEGAS BACK IMAGE
============================================*/

@media(max-width: 769px){
#slider {
width: 100%;
height: 100vh;
z-index: 4;
background-color: #000033;
background-image: url(../photos/back_1024.png);
background-position: center center;
background-size: 100% auto;
background-repeat: no-repeat;
  }
}

/*============================================
 iPhone-640 VEGAS BACK IMAGE
============================================*/

@media(max-width: 641px){
#slider {
width: 100%;
height: 100vh;
z-index: 4;
background-color: #000033;
background-image: url(../photos/back_640.png);
background-position: center center;
background-size: 100% auto;
background-repeat: no-repeat;
  }
#slider_sp {
width: 100%;
height: 100vh;
z-index: 4;
background-color: #000033;
background-image: url(../photos/back_640.png);
background-position: center center;
background-size: 100% auto;
background-repeat: no-repeat;
  }
}