/*
 * base css 
 * pc width 1000px fixed
 */

@media (max-width: 599px) {
} /* end -599 */

@media (min-width: 600px) and (max-width:959px) {
} /* end 600-959 */

@media (min-width: 960px) {
} /* 960- */

@media (max-width: 768px) {
} /* end -768px */
@media (min-width: 769px) {
} /* 769px- */

/* animation: animation-nameの値 animation-durationの値 animation-timing-functionの値 animation-delayの値 animation-iteration-countの値 animation-directionの値 animation-fill-modeの値 animation-play-stateの値; */
/* animation: 名前 開始から終了までの時間 進行の度合い 開始時間 繰り返し回数 再生方向 開始前・終了後のスタイル 再生・停止; */

/* ---------------------------------------- common */

#visual { position: relative; }
#circle {
  position: absolute;
  top: 0;
  right: 0;
  bottom: 0;
  left: 0;
  margin: auto;
  background: rgba( 0, 0, 0, .8 );
}
#logo {
	display: block;
  position: absolute;
  top: 0;
  right: 0;
  bottom: 0;
  left: 0;
  margin: auto;
  opacity: 0;
  -webkit-animation: scaleout 2.0s ease-in-out 7.0s 1 forwards;
  animation: scaleout 2.0s ease-in-out 7.0s 1 forwards;
}

@media (max-width: 768px) {

    #visual {
        width: 100%;
        height: 100vh;
        min-height: 480px;
    }
    #circle {
  -webkit-animation: scaleinsp 6.0s ease-in-out 1 forwards;
  animation: scaleinsp 6.0s ease-in-out 1 forwards;
    }
    #logo {
        width: 240px;
        height: 240px;
  background: transparent url( ../images/logo-markw.png ) no-repeat center center;
  background-size: 60% 60%;
    }

} /* end -768px */

@media (min-width: 769px) {

    #visual {
        width: 100%;
        height: 100vh;
        min-height: 640px;
    }
    #circle {
  -webkit-animation: scalein 6.0s ease-in-out 1 forwards;
  animation: scalein 6.0s ease-in-out 1 forwards;
    }
    #logo {
        width: 360px;
        height: 360px;
  background: transparent url( ../images/logo-markw.png ) no-repeat center center;
  background-size: 60% 60%;
    }

} /* 769px- */

@-webkit-keyframes scaleout {
  0% {
    -webkit-transform-origin: 50% 50%;
    -webkit-transform: scale(0.0);
    opacity: 0;
  } 100% {
    -webkit-transform-origin: 50% 50%;
    -webkit-transform: scale(1.0);
    opacity: 1;
  }
}
@keyframes scaleout {
  0% {
    transform-origin: 50% 50%;
    transform: scale(0.0);
    opacity: 0;
  } 100% {
    transform-origin: 50% 50%;
    transform: scale(1.0);
    opacity: 1;
  }
}

@-webkit-keyframes scalein {
  0% {
    -webkit-transform-origin: 50% 50%;
    -webkit-transform: scale(1000.0);
  } 100% {
    -webkit-transform-origin: 50% 50%;
    -webkit-transform: scale(1.0);
  }
}
@keyframes scalein {
  0% {
         width: 100%;
        height: 100%;
    transform-origin: 50% 50%;
    transform: scale(1000.0);
  } 100% {
        width: 360px;
        height: 360px;
  -webkit-border-radius: 50%;
  border-radius: 50%;
    transform-origin: 50% 50%;
    transform: scale(1.0);
  }
}

@-webkit-keyframes scaleinsp {
  0% {
         width: 100%;
        height: 100%;
    -webkit-transform-origin: 50% 50%;
    -webkit-transform: scale(1000.0);
  } 100% {
        width: 240px;
        height: 240px;
    -webkit-transform-origin: 50% 50%;
    -webkit-transform: scale(1.0);
  }
}
@keyframes scaleinsp {
  0% {
    transform-origin: 50% 50%;
    transform: scale(1000.0);
  } 100% {
        width: 240px;
        height: 240px;
  -webkit-border-radius: 50%;
  border-radius: 50%;
    transform-origin: 50% 50%;
    transform: scale(1.0);
  }
}

@-webkit-keyframes fadeout {
  0% {
    opacity: 1;
  } 100% {
    opacity: 0;
  }
}
@keyframes fadeout {
  0% {
    opacity: 1;
  } 100% {
    opacity: 0;
  }
}

@-webkit-keyframes fadein {
  0% {
    opacity: 0;
  } 100% {
    opacity: 1;
  }
}
@keyframes fadein {
  0% {
    opacity: 0;
  } 100% {
    opacity: 1;
  }
}

/* scmark */
#scmark {
  position: absolute;
  bottom: 20px;
  left: 50%;
  opacity: 0;
  -webkit-transform: translateX(-50%);
  transform: translateX(-50%);
  -webkit-animation: fadein 2.0s ease-in-out 7.0s 1 forwards;
  animation: fadein 2.0s ease-in-out 7.0s 1 forwards;
}
#scmark a {
  display: block;
  position: relative;
  font-size: 1.3rem;
  padding: 56px 0 0;
  color: #fff;
}
#scmark a span {
  position: absolute;
  top: 0;
  left: 50%;
  width: 46px;
  height: 46px;
  margin-left: -23px;
  border: 1px solid #fff;
  border-radius: 100%;
  box-sizing: border-box;
}
#scmark a span::after {
  position: absolute;
  top: 50%;
  left: 50%;
  content: '';
  width: 16px;
  height: 16px;
  margin: -12px 0 0 -8px;
  border-left: 1px solid #fff;
  border-bottom: 1px solid #fff;
  -webkit-transform: rotate(-45deg);
  transform: rotate(-45deg);
  box-sizing: border-box;
}
#scmark a span::before {
  position: absolute;
  top: 0;
  left: 0;
  z-index: -1;
  content: '';
  width: 44px;
  height: 44px;
  box-shadow: 0 0 0 0 rgba(255,255,255,.1);
  border-radius: 100%;
  opacity: 0;
  -webkit-animation: sdb 3s infinite;
  animation: sdb 3s infinite;
  box-sizing: border-box;
}
@-webkit-keyframes sdb {
  0% {
    opacity: 0;
  }
  30% {
    opacity: 1;
  }
  60% {
    box-shadow: 0 0 0 40px rgba(255,255,255,.5);
    opacity: 0;
  }
  100% {
    opacity: 0;
  }
}
@keyframes sdb {
  0% {
    opacity: 0;
  }
  30% {
    opacity: 1;
  }
  60% {
    box-shadow: 0 0 0 40px rgba(255,255,255,.5);
    opacity: 0;
  }
  100% {
    opacity: 0;
  }
}