body, main{
    height: 100vh; 
    width: 100%; 
    margin: 0; 
    padding: 0;
}

body{
    background: url(./src/box.png);
    background-size: cover;
    overflow: hidden;
    height: 100%;
    background-position-y: -8vh;
}

.box{
    position: absolute;
    margin: auto;
    width: 55%;
    display: grid;
    top: 41vh;
    left: 14vh;
    grid-template-columns: 1fr 1fr 1fr;
    animation: animation;
}

.lamelle{
    height: 22vh;
    background: url(./src/lamelle.png) repeat-y;
    background-size: cover;
}

#lam1{
    animation: animation linear 4s forwards infinite;
}

#lam2{
    animation: animation reverse linear 4s forwards infinite;
}

#lam3{
    animation: animation linear 4s forwards infinite;
}

@keyframes animation{
    from {
        background-position-y: 120px;
      }
    
      to {
        background-position-y: -873.39px;
      }
}

@keyframes animation_prize_1 {
    from {
        background-position-y: 120px;
    }
    to{
        background-position-y: -4640px;
    }
}

@keyframes animation_prize_5 {
    from {
        background-position-y: 120px;
    }
    to{
        background-position-y: -4840px;
    }
}

@keyframes animation_prize_2 {
    from {
        background-position-y: 120px;
    }
    to{
        background-position-y: -4470px;
    }
}

@keyframes animation_prize_4 {
    from {
        background-position-y: 120px;
    }
    to{
        background-position-y: -5060px;
    }
}

@keyframes animation_prize_3 {
    from {
        background-position-y: 120px;
    }
    to{
        background-position-y: -5260px;
    }
}

#play{
    background: url(./src/btn.png);
    border: none;
    outline: none;
    height: 10vh;
    width: 59vw;
    background-size: cover;
    margin: auto;
    text-align: center;
    animation: pulse 2s infinite;
}

.form{
    text-align: center;
    margin-top: 20vh;
}

input, button{
    font-size: 1.2em;
    width: 100%;
    border-radius: 1em;
    margin-top: 0.4em;
}

@keyframes pulse {
    0%{
        scale: 1;
    }50%{
        scale: 1.1;
    }100%{
        scale: 1;
    }
}