body {
    margin: 0;
    height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
    overflow: hidden;
}

.person {
    width: 320px;
    height: 537px;
    background-image: url(css.png);
    position: relative;
    cursor: move;
}

.person .inside {
    width: 100%;
    height: 100px;
    background-image: url(html.png);
    background-position: center;
    box-sizing: border-box;
    border: 5px solid gray;
    border-radius: 0.3em;
    position: absolute;
    top: 25%;
    background-attachment: fixed;
    pointer-events: none;
}

.selector {
    position: absolute;
    width: 9em;
    top: calc(50% - 8em / 2);
    left: 3em;
    display: grid;
    grid-template-columns: repeat(2, 1fr);
}

.selector input {
    width: 1.2em;
    height: 1.2em;
}

.selector label {
    font-size: 1.5em;
    font-family: sans-serif;
    cursor: pointer;
}

.selector input:checked + label {
    color: dodgerblue;
}