options.css

html {
    margin-bottom: 10px;
    font-family: 'Montserrat', sans-serif;
}

.logo {
    margin-left: auto;
    margin-right: auto;
    width: 100px;
    height: 100px;
    display: flex;
    border-radius: 50%;
}

.title {
    text-align: center;
}

.option_line {
    display: flex;
    padding-left: 12vw;
}

.options {
    margin-left: auto;
    margin-right: auto;
}

.option_text {
    font-size: 15px;
}

.theme_option {
    margin-left: auto;
    margin-right: auto;
    display: flex;
}

.light {
    background-color: #FFF;
    color: #000;
}

.dark {
    background-color: rgba(28, 27, 34);
    color: #CCC;
}

input[type="file"] {
    margin-top: 15px;
}

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

label {
    margin: 10px;
    font-size: 20px;
    padding: 5px;
    cursor: pointer;
}

label:hover {
    transform: scale(1.1);
}

label[for="light"] {
    border-bottom: solid rgba(28, 27, 34) 1px;
}

label[for="dark"] {
    border-bottom: solid white 1px;
}

input[id="light"]:checked ~ label[for="light"] {
    transform: scale(1.1);
}

input[id="dark"]:checked ~ label[for="dark"] {
    transform: scale(1.1);
}