117 .prepend, .append {  class
123 .prepend input,  class
124 .prepend .input,  class
133 .prepend input,  class
134 .prepend .input,  class
135 .prepend.append input:last-child,  class
142 .prepend.append input:first-child,  class
143 .prepend *: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
178 .prepend .adjoined, .prepend .btn {  class
190 .append button, .prepend button {  class
194 .prepend input:first-child,  class
196 .prepend .input:first-child,  class
243       &.append:after, &.prepend:after {  class