$icon-spinner-circle: url("data:image/svg+xml,%3csvg xmlns='http://www.w3.org/2000/svg' xml:space='preserve' viewBox='0 0 16 16'%3e%3cg fill='currentColor'%3e%3cpath d='M8 15c-3.86 0-7-3.141-7-7 0-3.86 3.14-7 7-7 3.859 0 7 3.14 7 7 0 3.859-3.141 7-7 7zM8 3C5.243 3 3 5.243 3 8s2.243 5 5 5 5-2.243 5-5-2.243-5-5-5z' opacity='.3'/%3e%3cpath d='M14 9a1 1 0 0 1-1-1c0-2.757-2.243-5-5-5a1 1 0 0 1 0-2c3.859 0 7 3.14 7 7a1 1 0 0 1-1 1z'/%3e%3c/g%3e%3c/svg%3e") !default;