div align right in css

1#cTask {
2  background-color: lightgreen;
3}
4
5#button {
6  position: relative;
7  float: right;
8}
9
10#addEventForm {
11  position: relative;
12  float: right;
13  border: 2px solid #003B62;
14  font-family: verdana;
15  background-color: #B5CFE0;
16  padding-left: 10px;
17}

1body {
2  text-align: left;
3}