styles.css

body {
    margin: 0;
    overflow: hidden;
    background-color: #000;
    font-family: 'Arial', sans-serif;
    color: #fff;
}

#x-match-count,
#o-match-count,
#settingsButton {
    position: fixed;
    color: #ccc;
    font-size: 20px;
}

#x-match-count {
    top: 20px;
    left: 20px;
}

#o-match-count {
    top: 43px;
    left: 20px;
}

#settingsButton {
    top: 73px;
    left: 20px;
    width: 50px;
    height: 50px;
    background-image: url("seting1.avif");
    background-size: contain;
    background-repeat: no-repeat;
}

.modal {
    display: none;
    position: fixed;
    z-index: 1;
    left: 0;
    top: 0;
    width: 100%;
    height: 100%;
    overflow: auto;
    background-color: rgba(0, 0, 0, 0.8);
}

.modal-content {
    background-color: #222;
    margin: 15% auto;
    padding: 20px;
    border-radius: 10px;
    width: 80%;
}

.close {
    color: #999;
    float: right;
    font-size: 28px;
    font-weight: bold;
    cursor: pointer;
}

.close:hover,
.close:focus {
    color: #fff;
}

h2,
h3 {
    color: #ccc;
}

#colorSelect {
    background-color: #333;
    color: #ccc;
    border: none;
    padding: 8px;
    border-radius: 5px;
    font-size: 16px;
    margin-bottom: 10px;
}

#applySettings,
#saveSettings,
#deleteSettings {
    background-color: #444;
    color: #ccc;
    border: none;
    padding: 10px 20px;
    border-radius: 5px;
    font-size: 16px;
    cursor: pointer;
    margin-right: 10px;
}

#applySettings:hover,
#saveSettings:hover,
#deleteSettings:hover {
    background-color: #555;
}

input[type="checkbox"] {
    display: none;
}

input[type="checkbox"] + label {
    position: relative;
    padding-left: 30px;
    cursor: pointer;
    color: #ccc;
}

input[type="checkbox"] + label:before {
    content: '';
    position: absolute;
    left: 0;
    top: 2px;
    width: 20px;
    height: 20px;
    border: 2px solid #ccc;
    border-radius: 5px;
}

input[type="checkbox"]:checked + label:before {
    background-color: #fff;
}