.a,.b,.c {}
.r { &, &:hover {} }

@media (min-width: 0px) {
  .a,.b,:not(asdasldaskdhjkashdahsdkjahskdjhakj,asdasldaskdhjkashdahsdkjahskdjhakj) {color: red}
}

.asdasldaskdhjkashdahsdkjahskdjhakjsdkjahsdhkas .asdasldaskdhjkashdahsdkjahskdjhakjsdkjahsdhkas,
.asdasldaskdhjkashdahsdkjahskdjhakjsdkjahsdhkas .asdasldaskdhjkashdahsdkjahskdjhakjsdkjahsdhkas {}
.asdasldaskdhjkashdahsdkjahskdjhakjsdkjahsdhkas
.asdasldaskdhjkashdahsdkjahskdjhakjsdkjahsdhkas,
.asdasldaskdhjkashdahsdkjahskdjhakjsdkjahsdhkas
.asdasldaskdhjkashdahsdkjahskdjhakjsdkjahsdhkas
{}
.asdasldaskdhjkashdahsdkjahskdjhakjsdkjahsdhkas

.asdasldaskdhjkashdahsdkjahskdjhakjsdkjahsdhkas,

.asdasldaskdhjkashdahsdkjahskdjhakjsdkjahsdhkas

.asdasldaskdhjkashdahsdkjahskdjhakjsdkjahsdhkas

{}

.parent,.another-parent{}
.parent ,.another-parent{}
.parent, .another-parent{}
.parent , .another-parent {}
.parent  ,  .another-parent  {}
.parent
,
.another-parent
{}

.parent.child {}
.parent .child {}
.parent  .child {}
.parent {
  .child-one {}
  .child-two {}
}
.parent{
.child-one  {}
.child-two  {}
}
.parent  {
  .child-one  {}
  .child-two  {}
}
.parent   {
   .child-one  {}
   .child-two  {}
}
.parent
{
  .child-one
  {}
  .child-two
  {}
}
.parent

{
  .child-one

  {}
  .child-two

  {}
}

.parent>.child {}
.parent > .child {}
.parent  >  .child {}
.parent>{
  .child-one {}
  .child-two {}
}
.parent > {
  .child-one {}
  .child-two {}
}
.parent  >  {
  .child-one {}
  .child-two {}
}
.parent
>
{
  .child-one
  {}
  .child-two
  {}
}
.parent

>

{
  .child-one

  {}
  .child-two

  {}
}
.parent {
>.child-one {}
>.child-two {}
}
.parent {
 > .child-one {}
 > .child-two {}
}
.parent {
  > .child-one {}
  > .child-two {}
}
.parent {
  >  .child-one {}
  >  .child-two {}
}
.parent {
   >   .child-one {}
   >   .child-two {}
}

.parent+.child {}
.parent + .child {}
.parent  +  .child {}
.parent+{
  .child-one {}
  .child-two {}
}
.parent + {
  .child-one {}
  .child-two {}
}
.parent  +  {
  .child-one {}
  .child-two {}
}
.parent
+
{
  .child-one
  {}
  .child-two
  {}
}
.parent

+

{
  .child-one

  {}
  .child-two

  {}
}
.parent {
+.child-one {}
+.child-two {}
}
.parent {
 + .child-one {}
 + .child-two {}
}
.parent {
  + .child-one {}
  + .child-two {}
}
.parent {
  +  .child-one {}
  +  .child-two {}
}
.parent {
   +   .child-one {}
   +   .child-two {}
}

.parent~.child {}
.parent ~ .child {}
.parent  ~  .child {}
.parent~{
  .child-one {}
  .child-two {}
}
.parent ~ {
  .child-one {}
  .child-two {}
}
.parent  ~  {
  .child-one {}
  .child-two {}
}
.parent
~
{
  .child-one
  {}
  .child-two
  {}
}
.parent

~

{
  .child-one

  {}
  .child-two

  {}
}
.parent {
~.child-one {}
~.child-two {}
}
.parent {
 ~ .child-one {}
 ~ .child-two {}
}
.parent {
  ~ .child-one {}
  ~ .child-two {}
}
.parent {
  ~  .child-one {}
  ~  .child-two {}
}
.parent {
   ~   .child-one {}
   ~   .child-two {}
}

.parent>>>.child {}
.parent >>> .child {}
.parent  >>>  .child {}
.parent>>>{
  .child-one {}
  .child-two {}
}
.parent >>> {
  .child-one {}
  .child-two {}
}
.parent  >>>  {
  .child-one {}
  .child-two {}
}
.parent
>>>
{
  .child-one
  {}
  .child-two
  {}
}
.parent

>>>

{
  .child-one

  {}
  .child-two

  {}
}
.parent {
>>>.child-one {}
>>>.child-two {}
}
.parent {
 >>> .child-one {}
 >>> .child-two {}
}
.parent {
  >>> .child-one {}
  >>> .child-two {}
}
.parent {
  >>>  .child-one {}
  >>>  .child-two {}
}
.parent {
   >>>   .child-one {}
   >>>   .child-two {}
}

/* This matches all XHTML <a> elements, as XHTML is the default unprefixed namespace */
a {}

/* This matches all SVG <a> elements */
svg|a {}

/* This matches both XHTML and SVG <a> elements */
*|a {}

|B {}

ns|* {}

*|* {}

|* {}