convert coordinate to css positioning code example

Example 1: css position

h2.pos_left {
  position: relative;
  left: -20px;
}

h2.pos_right {
  position: relative;
  left: 20px;
}

Example 2: html css position

.class{ position: attribute ; }

Example 3: what is the default value of the position property in css

position:static; /* is default pos value*/