body {
    font-family: Verdana, sans-serif;
    margin: auto;
    padding: 20px;
    max-width: 720px;
    text-align: left;
    background-color: #fff;
    word-wrap: break-word;
    overflow-wrap: break-word;
    line-height: 1.5;
    color: rgb(0, 0, 0)
}

h1,
h2,
h3,
h4,
h5,
h6,
strong,
b {
    color: #222
}

h1 {
    text-align: center;
    color: black
}


nav a {
    margin-right: 10px
}

textarea {
    width: 100%;
    font-size: 16px
}

input {
    font-size: 16px
}

content {
    line-height: 1.6
}

table {
    width: 100%
}

img {
    max-width: 100%
}

code {
    padding: 2px 5px;
    background-color: #f2f2f2
}

pre code {
    color: #222;
    display: block;
    padding: 20px;
    white-space: pre-wrap;
    font-size: 14px
}

div.highlight pre {
    background-color: initial;
    color: initial
}

div.highlight code {
    background-color: unset;
    color: unset
}

blockquote {
    border-left: 1px solid #999;
    color: #222;
    padding-left: 20px;
    font-style: italic
}

footer {
    padding: 25px;
    text-align: center
}

.helptext {
    color: #777;
    font-size: small
}

/* table, */
tbody,
tr,
td,
th {
    font-size: 12px;
    border: 2px solid black;
    padding: 2px;
  }

th {
    font-size: 8px;
}

  .center {
    display: block;
    margin-left: auto;
    margin-right: auto;
    width: 75%;
  }