html {
    background-color: green;
    font-family: 'Times New Roman', Times, serif;
    text-align: left;
    color:black;
    font-size: 20px;
    background-image: url('/Images/syp-planks-90.jpg') !important;
}
body {
    margin:auto
}
h1 {
    font-size: 40px;
}
h2 {
    font-size: 30px;
}
ul {
    text-align: left;
}
h1 {
    text-align: left;
}

a {
    color:aqua;
    font-size: 20px;
}
button {
    background-color:gray;
    color:white;
    margin: 5px; /* margin will control how far apart a row of buttons are */
    vertical-align: top;
}
    .big_button {
            width: 90px;
            height: 50px;
    }
div {
    background-color: #38343400;
    margin: auto;
    padding: 1em;
    backdrop-filter: blur(2px);
}