style.css

*{
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}
#wrapper{
    height:100vh;
    overflow-x: hidden;
    overflow-y: visible;
    perspective: 10px;
}
.container{
    position: relative;
    height: 100%;
    display: flex;
    justify-content: center;
    align-items: center;
    transform-style: preserve-3d;
    z-index: -1;
}
.background{
    transform: translateZ(-40px) scale(5);
}
.foreground{
    transform: translateZ(-20px) scale(3);
}
.background , .foreground{
    position:absolute;
    height: 100vh;
    width: 100vw;
    object-fit: cover;
    z-index: -2;
}
.container h1{
    position: absolute;
    font-size: 10vw;
    color:white;
    transform: translateX(-50%);
    top:5rem;
    left:50%;
    text-shadow : 0 0 10px rgba(0,0,0,0.3);
    letter-spacing: 4px;
}

section{
    background-color: rgb(45,45,45);
    color:white;
    padding: 5vw,0;
}

.bg{
    position: relative;
    width: 100vw;
    background-attachment: fixed;
    background-position: center;
    background-size: cover;
    height: 45vh;
}
.desc{
    position: absolute;
    background-color: white;
    color: black;
    top: 50%;
    left: 50%;
    padding: 0.5rem 2.5rem;
    transform: translate(-50%) translateY(-50%);
    font-size: 3.5vw;
    font-weight: 600;
}

.bg1{
    background-image: url(sport-1.jpg);
}
.bg2{
    background-image: url(sport-2.jpg);
}
.bg3{
    background-image: url(sport-3.jpg);
}

.heading{
    padding: 0 5vw;
    font-size: 6vw;
}
.text{
    font-size: 18px;
    padding: 0 5vw;
    margin: 5vw 0;
}
@media(max-width:420px)
{
    .bg{
        height: 30vh;
    }
    .bg1{
        background-position: 60%;
    }
    .bg2{
        background-position: 45%;
    }
    .bg3{
        background-position: 80%;
    }
}