body {
    display: flex;
    align-items: center;
    flex-direction: column;
    justify-content: center;
    height: 100vh;
    overflow: hidden;
    background: url(stars.png);
    background-size: cover;
    position: relative;
    font-family: Arial, Helvetica, sans-serif;
    color: #ffffff;
}



h1, h3, p {
    text-align: center;
    margin: 0;
    padding: 15px;
}

h1 {
    font-size: 55px;
    padding-bottom: 70px;
}

h3 {
    font-size: 35px
}

p {
    font-size: 25px;
}

a {
    color: rgb(0 255 161);
}

ul {
    max-width: 650px;
    margin: 15px auto;
}

li {
    padding: 5px;
}

button {
    text-align: center;
    white-space: nowrap;
    -webkit-user-select: none;
    -moz-user-select: none;
    -ms-user-select: none;
    user-select: none;
    cursor: pointer;
    padding: 0.375rem 0.75rem;
    margin: 10px auto;
    display: block;
    font-size: 1rem;
    font-weight: 600;
    line-height: 1.5;
    border-radius: 0.25rem;
    background-color: rgb(0 255 161);
    color: black;
}

.content {
    
}

@media screen and (max-width: 767px) {
    h1 {
        font-size: 50px;
        padding-bottom: 40px;
    }

    h3 {
        font-size: 40px;
    }

    p {
        font-size: 35px;
    }

    li {
        font-size: 25px;
        padding: 10px;
    }

    .content {
        padding-bottom: 80px;
    }

    body {
        overflow: auto;
        height: auto;
    }

    #email-address {
        font-size: 25px;
    }
}