.option-list {
    list-style: none;
    margin: 1em 0;
    padding: 0;
    position: relative;
}

.option-item {
    display: inline-block;
    vertical-align: middle;
}

.option-item--vertical {
    width: 100%;
}

.option-label--vertical.option-label--first {
    border-top-left-radius: 3px;
    border-top-right-radius: 3px;
}

.option-label--vertical.option-label--last {
    border-bottom-left-radius: 3px;
    border-bottom-right-radius: 3px;
}

.option-label--horizontal.option-label--first {
    border-bottom-left-radius: 3px;
    border-top-left-radius: 3px;
}

.option-label--horizontal.option-label--last {
    border-bottom-right-radius: 3px;
    border-top-right-radius: 3px;
}

.option-label {
    background: #EBEBEB;
    box-shadow: 0 0 5px rgba(0, 0, 0, 0.25), inset 0 0 3px rgba(0, 0, 0, 0.25);
    color: #363636;
    cursor: pointer;
    display: block;
    padding: 0.5em;
    -webkit-transition: background-color 0.125s ease-in-out, box-shadow 0.125s ease-in-out, margin 0.125s ease-in-out, padding 0.125s ease-in-out;
    transition: background-color 0.125s ease-in-out, box-shadow 0.125s ease-in-out, margin 0.125s ease-in-out, padding 0.125s ease-in-out;
    will-change: background-color, box-shadow, margin, padding;
}

.option-label--checked {
    background: #FAFAFA;
    border-radius: 3px;
    box-shadow: 0 0 5px rgba(255, 255, 255, 0.5), 0 0 5px rgba(0, 0, 0, 0.5);
    margin: -0.125em;
    padding: 0.625em;
    position: relative;
}