html {
    background-color: darkgray;
    font-size: 16px;
}

body {
    background-color: whitesmoke;
    box-shadow: 0 0 2px rgba(0, 0, 0, 0.06);
    font-family: 'Roboto', 'Open Sans', Arial, sans-serif;
    font-size: 1em;
    line-height: 1.2;
    margin: 0 auto;
    max-width: 800px;
    height: 100%;
    padding: 2em 2em 2em;
}

img { width: 100%;
    align-self: center;
}

table {
    width: 100%;
    align-self: center;
    text-align: justify;
    font-size: 1em;
    line-height: 1.2;
}

a {
    text-decoration: none;
    color: black;
}

h1 {
    font-size: 1.5em;
    font-weight: 400;
    text-align: right;
}

h2 {
    font-size: 1em;
    font-weight: 400;
    text-align: left;
}

td {
    vertical-align: top;
}

ul1 {
    list-style-type: none;
    margin: 0;
    padding: 0;
    text-align: center;
    width: 110px;
}

li a {
    display: block;
    color: #000;
    padding: 8px 16px;
    text-decoration: none;
    border-left: 1px solid lightgray;
    border-right: 1px solid lightgray;
    background-color: gainsboro;
}

li:first-child a {
    border-top: 1px solid lightgray;
}

li:last-child a {
    border-bottom: 1px solid lightgray;
}

li a.active {
    background-color: darkgray;
    color: black;
}

li a:hover:not(.active) {
    background-color: dimgray;
    color: white;
}
iframe {
    width: 600px;
    height: 450px;
    border: 3px solid lightgray;
}

h3 {
    font-size: 2.5em;
    font-weight: bolder;
}

a1 {
    text-decoration: none;
}

p1 {
    font-size: 0.7em;
    color: dimgray;
}


th1 {
    font-size: 1.2em;
    background-color: gainsboro;
    font-weight: bolder;
    border: 3px;
}

div.gallery {
    margin-bottom: 20px;
    padding-top: 10px;
    border: 1px solid gainsboro;
    width: 600px;
    background-color: lightgray;
    font-weight: bolder;
    text-align: justify;
}

div.desc {
    margin-top: 10px;
    text-align: justify;
    background-color: whitesmoke;
    font-weight: normal;
}