body {
    background-color: #fff;
    color: #fff;
}

.container {
    text-align: center;
    border-radius: 10px;
    border: 1px solid grey;
    padding: 45px;
    margin: 0 auto;
    width: fit-content;
    background: #555;
}

.btn_calc {
    border: 1px solid grey;
    padding: 5px 15px;
    border-radius: 5px;
    font-weight: bold;
    font-family: "Lucida Sans", "Lucida Sans Regular", "Lucida Grande",
        "Lucida Sans Unicode", Geneva, Verdana, sans-serif;
}

.btn_calc:hover {
    background: #777;
    border: 1px solid #fff;
}

input {
    margin: 5px;
    padding: 5px 10px;
    border-radius: 5px;
}

.message {
    display: none;
    color: #fff;
    border: 1px solid white;
    padding: 10px 15px;
    border-radius: 7px;
}

.one_score {
    border: 1px solid black;
    border-radius: 5px;
    padding: 6px 10px;
    width: 250px;
    margin: 2px;
    color: #fff;
    margin: auto 4px;
    background-color: #888;
}

.btn_submit {
    color: white;
    background: transparent;
    padding: 7px;
    border-radius: 7px 15px;
    outline: none;
    font-weight: bold;
}

#scoresContainer {
    padding-top: 15px;
}