* {
    padding: 0;
    margin: 0;
    font-family: sans-serif;
}

body {
    background-image: url("forge_01.png");
    background-size: cover;
}

#mainSection {
    position: absolute;
    left: calc(50vw - 250px);
    top: calc(50vh - 175px);
    width: 500px;
    height: 350px;
    background-color: #0008;
    border-radius: 5px;
    border: 1px solid #000;
    box-shadow: #000;
    color: #fff;
    text-align: center;
}

#mainSection h2 {
    margin-top: 10px;
    font-size: 50px;
}

#mainSection li, p, ul {
    margin-top: 10px;
    font-size: 25px;
    list-style: none;
}

a {
    color: #fff;
    text-decoration: none;
}

a:hover {
    color: #c2c2c2;
    text-decoration: underline;
}

input, label {
    margin: 5px;
}

input {
    font-size: 25px;
}

input[type="submit"] {
    font-size: 25px;
    font-weight: 900;
    border: 1px solid #000;
    background-color: #e5e5e5;
    padding: 5px;
    cursor: pointer;
}

label {
    font-size: 25px;
    letter-spacing: 1px;
}