* {
    box-sizing: border-box;
}
html, body {
    padding: 0;
    margin : 0;
    height : 100dvh;
    overflow:hidden;
}

.nt-wrapper {

    width: 100dvw;
    height: 100dvh;
    background-color: #000000;

    display: flex;
    justify-content: center;
    align-items: center;
}

.nt-progress-bar-cont {
    width: 45%;
    max-width: 250px;
    height : 7px;
    /* border : 1px solid red; */
    position: relative;
}

.nt-progress-bar {

    width: 100%;
    height : 100%;
    border : 1px solid #333;
    border-radius: 3px;
    overflow: hidden;
    position: absolute;
}

.nt-progress {
    width : 1%;
    height : 100%;
    background-color: white;
    position: absolute;
}

.nt-ad-container {

    width: auto;
    height : auto;
    overflow: hidden;
    background-color: #ffffff;
    position: absolute;
    display: none;
}


.nt-ad-container * {
    width: 100%;
    height : 100%;
    position:absolute;
    pointer-events: none;
}

.border {
    border : 1px solid #000;
    z-index: 999;
    pointer-events: none;
}

.hs{
   /* background-color: #ff000090; */
   pointer-events: all;
   width:100%;
   left:50%;
   transform: translateX(-50%);
}


.close-btn{
    display:none; /* comment this out on production */
    position: absolute;
    width:20px;
    height: 20px;
    top:5px;
    right:5px;
    color:#fff;
    border:1px #fff solid;
    background-color: #000000;
    border-radius: 10px;
    text-align: center;
    pointer-events: all;
    line-height: 17px;
}
/* generate your sprite here: https://assets.nativetouch.io/test/spritegen/index.html */

.bg,.bravo,.cta,.endart,.endcopy1,.endcopy2,
.endimg1,.endstamp,.gsnow,.introart,.introcopy1,.introcopy2,
.introcta,.introimg1,.introimg2,.introsnow,.logo,.taphand
{ max-width: 100%; background-size: 100%; background-image: url('images/sprite1.png'); }

.bg {  background-position: 0 0.00%;  background-size: 100%;}
.bravo {  background-position: 0 5.88%;  background-size: 100%;}
.cta {  background-position: 0 11.76%;  background-size: 100%;}
.endart {  background-position: 0 17.65%;  background-size: 100%;}
.endcopy1 {  background-position: 0 23.53%;  background-size: 100%;}
.endcopy2 {  background-position: 0 29.41%;  background-size: 100%;}
.endimg1 {  background-position: 0 35.29%;  background-size: 100%;}
.endstamp {  background-position: 0 41.18%;  background-size: 100%;}
.gsnow {  background-position: 0 47.06%;  background-size: 100%;}
.introart {  background-position: 0 52.94%;  background-size: 100%;}
.introcopy1 {  background-position: 0 58.83%;  background-size: 100%;}
.introcopy2 {  background-position: 0 64.71%;  background-size: 100%;}
.introcta {  background-position: 0 70.59%;  background-size: 100%;}
.introimg1 {  background-position: 0 76.47%;  background-size: 100%;}
.introimg2 {  background-position: 0 82.35%;  background-size: 100%;}
.introsnow {  background-position: 0 88.24%;  background-size: 100%;}
.logo {  background-position: 0 94.12%;  background-size: 100%;}
.taphand {  background-position: 0 100.00%;  background-size: 100%;}



.cardfront,.cardpair1,.cardpair2,.cardpair3
{ max-width: 100%; background-size: 100%; background-image: url('images/sprite2.png'); }

.cardfront {  background-position: 0 0.00%;  background-size: 100%;}
.cardpair1 {  background-position: 0 33.23%;  background-size: 100%;}
.cardpair2 {  background-position: 0 66.62%;  background-size: 100%;}
.cardpair3 {  background-position: 0 100.00%;  background-size: 100%;}

.cardscontainer{
    left:50%;
    transform:translateX(-50%);
    bottom: 14%;
    height: auto;
    width:68%;
    display: grid;
    grid-template-columns: repeat(2, 3fr); /* 3 columns */
    gap: 20px 20px;
    align-items: center;
    perspective: 2000px;
}

.card{
    position:relative;
    aspect-ratio: 112.5/112.5;
    width:100%;
    height: auto;
    transform-style: preserve-3d;
    pointer-events: all;
    will-change: transform;
    /* box-shadow: 0px 0px 10px 0px rgba(0,0,0,0.5);
    -webkit-box-shadow: 0px 0px 10px 0px rgba(0,0,0,0.5);
    -moz-box-shadow: 0px 0px 10px 0px rgba(0,0,0,0.5);
    border-radius: 10px;  */
}
.cardfront,.cardback{
    backface-visibility: hidden;
}
.cardback{
    transform: rotateY(180deg);
}