. At that time, hold your mouse
left-key down and start dragging, and your selected elements will start moving.
Now bring them to a place where you want them to be and release the mouse
button.
Moving
You can move
the selected elements easily by using your mouse or arrow keys on your
keyboard.
Use Mouse to move: Select the elements you want to move. Then hover
your mouse on one of the selected elements. Notice that your mouse pointer
changes to . At that time, hold your mouse
left-key down and start dragging, and your selected elements will start moving.
Now bring them to a place where you want them to be and release the mouse
button.
Use Keyboard to move: Selected the elements and hit your keyboard's
arrow keys(left, right, up or down). 
Each hit to the arrow key will move them by 1 pixels.
To move elements by 10 pixels, you can hold the Ctrl key down and hit the arrow
keys.