.bg {
    position: absolute;
 margin-top: -570px;
width: 100%;
    height: 100%;
    background: url(../../img/content/bbg.jpg)no-repeat 0px 0px;
	background-size: contain;
}

.tip {
    display: none;
       position: absolute;
   margin-left: 20px;
	margin-top: -555px;
  width: 100px;
  height: 40px;
     background: url(../../img/content/intro/tp1.png)no-repeat 0px 0px;
	background-size: contain;
    z-index: 3;
/*    color: #143D60;
    border-radius: 5px;
	display: none;
       position: absolute;
   margin-left: 10px;
	margin-top: -550px;
  width: 100px;
  height: 40px;
  font-size: 18px;
  font-weight: 900;
  border: none;
  background: rgb(255, 255, 255, 0.5);
  transition: 0.2s cubic-bezier(0.47, 0, 0.75, 0.72);
  cursor: pointer;
    z-index: 3;*/
}

.tip:hover{
     transition: 0.2s;
     background: url(../../img/content/intro/tp2.png)no-repeat 0px 0px;
	background-size: contain;
   
/*  border: 2px solid rgba(221,235,157,1);
  color: rgba(221,235,157,1);
  background: repeating-linear-gradient(to bottom right, rgb(20, 61, 96,0.7),rgb(14, 43, 68) );
  box-shadow: 0 0 20px rgba(221,235,157,1);*/
}
.tip_on {
    display: none;
     position: absolute;
    z-index: 4;
      margin-top: -520px;
    margin-left: 170px;
width: 700px;
    height: 450px;
    background: url(../../img/content/intro/tip_on.png)no-repeat 0px 0px;
	background-size: contain;
}

.eixt {
    display: none;
      position: absolute;
    z-index: 5;
    margin-top: -490px;
    margin-left: 813px;
width: 40px;
    height: 30px;
    background: url(../../img/content/intro/exit.png)no-repeat 0px 0px;
   background-size: contain;
}

.eixt:hover{
    transition: 0.2s;
    transform: scale(1.2);
    cursor: pointer;
}

.bt {
	text-align: center;
	cursor: pointer;
	font-size: 30px;
	  display: flex;
  justify-content: center; /* 수평 가운데 정렬 */
  align-items: center; /* 수직 가운데 정렬 */
	opacity: 0.5;
	position: absolute;
	margin-top: 42px;
	width: 1024px;
	height: 568px;
   background: #000;
  color: #fff;
  line-height: 42px;
  padding: 0;
  border: none;
  z-index: 3;
   -webkit-transition: all 0.3s linear;
	transition: all 0.3s linear;
}
.bt:hover {
  background: transparent;
  color: #000;	
}

.bt:hover .nuri {
	transition: 0.5s;
opacity: 1;
}


.bt:before,
.bt:after {
  position: absolute;
  content: "";
  left: 0;
  width: 100%;
  height: 50%;
  right: 0;
  z-index: -1;
  background: #000;
  transition: all 0.3s ease;
}
.bt:before {
  top: 0;
}
.bt:after {
  bottom: 0;
}
.bt:hover:before,
.bt:hover:after {
  height: 0;
  background-color: #000;
}

.nuri {
	font-size: 20px;
	display: flex;
  justify-content: center; /* 수평 가운데 정렬 */
padding-top:10px;
	box-shadow: 0px 0px 20px 5px white;
opacity: 0;
	position: absolute;
	border-radius: 10px;
	width: 180px;
	height: 100px;
}

.nuri:hover {
	transform: scale(1.1);
}

.pplay {
	font-weight: 700;
	position: absolute;
	font-size: 45px;
	margin-top: 0px;
	display: flex;
  justify-content: center; /* 수평 가운데 정렬 */
  align-items: center; /* 수직 가운데 정렬 */
	width: 230px;
	height: 100px;
}

.btt {
	position: absolute;
	margin-top: -568px;
	z-index: 3;
		width: 100%;
	height: 100%;
}