html {
    box-sizing: border-box;
}

*, *:before, *:after {
    box-sizing: inherit;
}

body {
    font-family: monospace;
    background-color: #1a2623;
    color: #ffffff;
}

h1, #description {
    text-align: center;
}

form {
    width: 80%;
    max-width: 800px;
    margin: 0 auto;
}

fieldset {
    margin: 10px 0;
}

label {
    display: block;
    margin-bottom: 15px;
}

label:last-of-type {
    margin-bottom: 0;
}

input, textarea {
    display: block;
    width: 100%;
    min-height: 20px;
    margin: 2px 0;
    background-color: #000000;
    color: #ffffff;
}

.inline {
    display: inline;
    width: unset;
    vertical-align: middle;
}