Theme Designer → HTML Structure →  Canvas → Header Layer → Search Box → Size (etc...)

If using:

1. Replace me with something to note about this how-to entry that falls outside the scope of all other sections; and
2. Add the tight-bottom class to the Steps block above to narrow the gap between the two blocks.

If using:

1. Replace me with something to note about this how-to entry that falls outside the scope of all other sections; and
2. Add the tight-bottom class to the next visible/non-collapsed block above this one to narrow the gap between the two blocks.

If using:

1. Replace me with something to note about this how-to entry that falls outside the scope of all other sections; and
2. Add the tight-bottom class to the next visible/non-collapsed block above this one to narrow the gap between the two blocks.

If using:

1. Replace me with something to note about this how-to entry that falls outside the scope of all other sections; and
2. Add the tight-bottom class to the next visible/non-collapsed block above this one to narrow the gap between the two blocks.