* {
    box-sizing: border-box;
}

html {
    background-color:#6b6b6b;
    font-family: Verdana, Geneva, Tahoma, sans-serif;
}

#frame {
    background-color: black;
    color: white;
    width: 30%;
    margin: 10% auto;
    padding: 5px;
    border: 1px solid black;
    border-radius: 10px;
}

section h1 {
    text-align: center;
    margin-top: 5px;
}

section form label {
    display: inline-block;
    width: 40%;
}

section form input[type="password"], section form input[type="email"] {
    width: 57%;
    margin-bottom: 5px;
}

section form input[type="submit"] {
    width: 57%;
    background-color: darkolivegreen;
    border: 1px solid grey;
    border-radius: 2px;
}

section form input[type="submit"]:hover {
    background-color: rgb(124, 172, 39);
}

.textunten {
    text-align: center;
    margin-top: 10px;
}