117 .prepend, .append {  class
125 .append input,  class
126 .append .input {  class
135 .prepend.append input:last-child,  class
136 .append *:last-child {  class
140 .append input,  class
141 .append .input,  class
142 .prepend.append input:first-child,  class
147 .prepend.append input {  class
151 .prepend.append input:last-child {  class
155 .prepend .adjoined, .append .adjoined, .prepend .btn, .append .btn {  class
161 .prepend .btn, .append .btn {  class
167 .prepend .adjoined, .append .adjoined  {  class
186 .append .adjoined, .append .btn {  class
190 .append button, .prepend button {  class
195 .append input:first-child,  class
197 .append .input:first-child {  class
243       &.append:after, &.prepend:after {  class