body {
    background: navy;
    color: white;
    font-family: sans-serif;
    font-size: 24px;
    text-shadow: 1px 1px 1px hsla(0,0%,0%,0.5)
}
h1, h2, h3, h4, h5, h6 {
    text-align: center;
    text-shadow: 1px 1px 1px hsla(0,0%,0%,0.5)
}
.article {
    padding: 10px 20px;
    margin-bottom: 2rem;
    box-shadow: 0 0 5px 2px hsla(0,100%,100%,0.2);
}
.main_list,
.wrapper {
    width: 960px;
    margin: auto;
    padding-top: 25px;
    padding-bottom: 25px;
}

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

.back {
    position: fixed;
    bottom: 30px;
    right: 30px;
    color: gold;
}

.back>a {
    color: gold;
}

.gold {
    color: gold;
    font-family: monospace; 
}

.green {
    color: green;
    font-style: italic;
    font-weight: bold;
}

a:hover {
   color: red;
}

.comment {
    color: grey;
}

table {
    border-collapse: collapse;
}
td, th {
    box-sizing: border-box;
    border: 1px solid #eee;
    padding-left: 1rem;
    padding-right: 1rem;
}

td:first-of-type {
    color: gold;
}

.box {
    background: #fff;
    color: #000;
}

.padding {
    padding: 40px;
}

.border {
    border-bottom: 20px solid #f0f;
    border-top: 20px dashed #0ff;
    border-left: 20px dotted #0f0;
    border-right: 20px double #606;
}

.margin {
    margin: 50px;
}

.margin100 {
    margin: 100px;
}