body {
    font-family: "Courier New";
    background: radial-gradient(circle, rgba(12,6,38,1) 0%, rgba(0,0,0,1) 100%);
    color: white;
    font-size: 14px;
}
a, a:visited {
    color: white;
}
label {
    display: inline-block;
    width: 75px;
}
h3 {
    font-size: 24px;
}
h4 {
    margin: 0px;
    font-size: 18px;
    text-transform: uppercase;
    border-bottom: 1px solid #ccc3;
}
input {
    font-family: "Courier New";
}
code {
    display: inline-block;
    padding: 3px;
    background: rgba(204, 204, 204, 0.1);
    color: rgb(204, 0, 0);
}
input[type=submit]:hover {
    font-size: 13px;
    background: #397f39;
}
input[type=submit] {
    transition: 0.5s;
    font-size: 12px;
    border: none;
    background: #246a24;
    color: white;
    padding: 5px;
    width: 75px;
}
input[type=text]:focus {
    background: #ccc;
}
input[type=text] {
    transition: 0.5s;
    width: 500px;
    border: none;
    padding: 5px;
}
form {
    border-top: 1px solid #ccc;
    padding-top: 15px;
}
.card {
    display: block;
    margin: 20px;
    background: #ccc2;
    width: 750px;
    padding: 15px;
}