scripts/core/ui/views/weekday-picker.html
<span class="sd-check__wrapper" ng-repeat="day in weekdayList" ng-click="toggleDay(day)">
<span class="sd-checkbox sd-checkbox--button-style sd-checkbox--button-{{weekdays[day]}}" ng-class="{'checked': isDayChecked(day)}">
<label>{{ weekdays[day] | translate }}</label>
</span>
</span>