html, body {
    font-family: 'Roboto Serif', sans-serif;
    background-image: url('background.jpg');
    background-size: cover;
    min-height: 100%;
    min-width: 100%;
    margin: 0;
    padding: 0;
}

.sp1 {
    position: absolute;
    top: 7%;
    left: 45%;
    width: 10%;
}

.content {
    position: absolute;
    top: 35%;
    width: 100%;
    text-align: center;
    padding: 0 5% 0 5%;
    box-sizing: border-box;
    text-shadow: 2px 2px 2px #2f4913;
}

.hello {
    font-weight: bold;
    font-size: 220%;
    color: rgb(86 147 23);
}

.type-your-username {
    margin-top: 4%;
    font-size: 170%;
    color: rgb(86 147 23);
}

.textfield {
    margin-top: 5%;
    font-size: 250%;
    text-align: center;
    border-radius: 30px;
    min-width: 600px;
    width: 50%;
    border: 2px solid rgb(86 147 23);
    padding: 1%;
}

.submit {
    margin-top: 3%;
    padding: 1%;
    background-color: rgb(165 104 38);
    color: white;
    font-size: 200%;
    cursor: pointer;
    text-shadow: 2px 2px 1px black;
    max-width: 50%;
    position: relative;
    top: 0;
    left: 25%;
    border-radius: 20px;
    box-sizing: border-box;
    border-color: #82450e;
    border-width: 2px;
    border-style: outset;
}