body {
  background: black;
	background-image:url('../png/Logo105x75wall.png');
	display: flex;
  width: 100%;
 	height: 100vh;
  align-items: center;
  justify-content: center;
  position:absolute;
  margin: 0 auto;
  place-items: center;
  overflow-y: hidden;
  overflow-x: hidden;
}

  .rounded {border-radius: 5%;
    z-index:1;}


#site{
	background-image:url('../png/mlv_ensinomedio_background.png');
 	width:1000px;
    height:570px;
    margin-top:0;
    margin-left:auto;
    margin-bottom:0;
    margin-right:auto;
    
}

.body2 {

  display: flex;
  width: 100%;
  height: 100vh;
  align-items: center;
  justify-content: center;
  position:absolute;
  margin: 0 auto;
  place-items: center;
  overflow-y: hidden;
  overflow-x: hidden;
  opacity: 0.2;

  background-image:url('../png/mlv_ensinomedio_background.png');
         /* The image used */


  /* Full height */
  height: 100%;
  width: 100%;

  /* Center and scale the image nicely */
  background-position: center;
  background-repeat: no-repeat;
  background-size: cover;
  z-index: 1;

}



.btn_voltar {position: absolute;z-index: 9999;width:25px;height:35px;margin-left:20px;margin-top:325px;animation: move 1s ease-in-out infinite alternate;}
.placa {position: absolute;z-index: 9999;width:249px;height:392px;margin-left:380px;margin-top:178px;z-index: 9998;}
.placa_mask {position: absolute;z-index: 9999;width:249px;height:192px;margin-left:329px;margin-top:388px;z-index: 9997;

transform: skewy(10deg) skewx(-30deg) translatex(50px);
            transform-origin: bottom right;

  opacity: 0.4;

}
.btn_placa_1 {position: absolute;z-index: 9999;width:223px;height:52px;margin-left:375px;margin-top:328px;z-index: 9999;transition: all 0.5s ease;}
.btn_placa_1:hover {transform: rotate(-10deg);
    transition: all 0.5s ease;}

.btn_placa_2 {position: absolute;z-index: 9999;width:180px;height:64px;margin-left:418px;margin-top:390px;z-index: 9999;transition: all 0.5s ease;}
.btn_placa_2:hover {transform: rotate(15deg);
    transition: all 0.5s ease;}



@keyframes move {
  from {
    transform: translateY(-10%);
  }
  to {
    transform: translateY(5%);
  }
}



.overlay {
	
  height: 100%;
  width: 0;
  position: fixed;
  z-index: 9999;
  top: 0;
  left: 0;
  background-color: rgb(0,0,0);
  background-color: rgba(0,0,0, 0.9);
  overflow-x: hidden;
  transition: 0.5s;
  opacity: 0.8;

}

.overlay-content {

  position: relative;
  top: 25%;
  width: 100%;
  text-align: center;
  margin-top: 30px;
  font-family: Tahoma, Arial, sans-serif;
 
}

.overlay a {
  padding: 8px;
  text-decoration: none;
  font-size: 26px;
  color: #818181;
  display: block;
  transition: 0.3s;


}

.overlay a:hover, .overlay a:focus {
  color: #f1f1f1;
}

.overlay .closebtn {
  position: absolute;
  top: 20px;
  right: 45px;
  font-size: 60px;
}




.btn-three {
	color: #FFF;
	transition: all 0.5s;
	position: relative;
}
.btn-three::before {
	content: '';
	position: relative;
	top: 0;
	left: 0;
	width: 100%;
	height: 100%;
	z-index: 1;
	background-color: rgba(255,255,255,0.1);
	transition: all 0.3s;
}
.btn-three:hover::before {
	opacity: 0 ;
	transform: scale(0.5,0.5);
}
.btn-three::after {
	content: '';
	position: absolute;
	top: 0;
	left: 0;
	width: 100%;
	height: 100%;
	z-index: 9999;
	opacity: 0;
	transition: all 0.3s;
	border: 1px solid rgba(255,255,255,0.5);
	transform: scale(1.2,1.2);
}
.btn-three:hover::after {
	opacity: 1;
	transform: scale(1,1);
}



.moving {
  animation-duration: 3s;
  animation-name: slidein;
}

@keyframes slidein {
  from {
    margin-left: 100%;
    width: 300%;
  }

  to {
    margin-left: 30%;
    width: 100%;
  }
}


  @media screen and (max-width: 1000px){
  .box{
    width: 70%;
  }
  .popup{
    width: 70%;
  }
}