style.css

@import url('https://fonts.googleapis.com/css2?family=Gothic+A1:wght@400;900&display=swap');
*{
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}
body{
    height: 100vh;
    background: #c0bfbf;
    display: grid;
    place-items: center;
}
.button{
    display: flex;
    justify-content: center;
    width: 430px;
    height: 550px;
    background: linear-gradient(to bottom, #adafb3 50%, #c7c7c9 80%);
    box-shadow: 4px 4px 18px #7e7e7e, -4px -4px 20px #f8f8f8;
    position: relative;
}
.youtube{
    width: 190px;
    height: 130px;
    position: absolute;
    top: 100px;
    display: flex;
    justify-content: center;
    align-items: center;
    background: #868681;
    border-radius: 25px;
    box-shadow:  inset 6px 6px 9px #484541, inset -4px -4ox 14px #5c5c58;
    opacity: .7;
}
.play{
    width: 0;
    height: 0;
    border-top: 30px solid transparent;
    border-bottom: 30px solid transparent;
    border-left: 50px solid #adafb3;
    filter: drop-shadow(1px 2px 5px #424242);
}
.content{
    position: absolute;
    top: 350px;
    color: #edeff2;
    text-align: center;
    font-family: "Gothic A1",sans-serif;
    opacity: .9;
}
.content p{
    font-size: 17px;
}
.content h1{
    font-size: 18px;
    padding-top: 5px;
    opacity: .8;
}
.content h2{
    margin-top: 5px;
    font-size: 18px;
    font-weight: 400;
}
.logo{
    margin-top: 30px;
    font-size: 40px;
}
.logo span{
    letter-spacing: -.05em;
    font-weight: 600;
}