style.css

body,
html {
    display: flex;
    justify-content: center;
    width: 100%;
    height: 100%;
    font-family: "Poppins", sans-serif;
    font-weight: 400;
    font-style: normal;
    background: url('STARTUP.jpg')
    no-repeat center center fixed;
    background-size: cover;
}
h1, #h1 {
    color: #9392C7;
    padding: 5px;
    font-size: 7em;
    letter-spacing: 10px;
    font-family: Impact, Haettenschweiler, 'Arial Narrow Bold', sans-serif;
}
#h2 {
    font-size: 3em;
}
p {
    font-family:Arial, Helvetica, sans-serif;
    padding: 10px;
    font-weight: 700;
}
#p {
    font-size: 15px;
    padding-top: 20px;
    letter-spacing: 2px;
}
.btn-xl {
    height: 50px;
    width: 100px;
}
#button{
    color: black;
    background-color: white;
    border: 1px black solid;
    border-radius: 0%;
}
#button:hover {
    background-color: rgba(173, 138, 210, 0.655);
    box-shadow: 5px 5px rgba(173, 138, 210, 0.655);
}