<button id="{{ id }}" type="{{ type }}" class="swm-btn swm-btn-certificate {{ className }}" style="{{ styleBtn }}" {% for attrName, attrValue in extraAttributes %} {{ attrName }}="{{ attrValue }}" {% endfor %}> <span class="{{ classNameLabel }}">{{ label }}</span> {% if icon is not null %} <img class="{{ classNameIcon }}" src="{{ icon }}" style="{{ styleIcon }}" /> {% endif %}</button>