drupalcampbristol/core/themes/bartik/css/components/block.css

/**
 * @file
 * Visual styles for Bartik's blocks.
 */

/* Block has it's own content wrapper. */
.block .content {
  margin-top: 10px;
}

/* List in block. */
.block ol,
.block ul {
  margin: 0;
  padding: 0 0 0.25em 1em; /* LTR */
}
[dir="rtl"] .block ol,
[dir="rtl"] .block ul {
  padding: 0 1em 0.25em 0;
  /* This is required to win over specifity of [dir="rtl"] ul.menu */
  margin-right: 0;
}