Answer 1

u can add width or height by using
background-size :width height ;
for example ..
body {background-size:100px 100px;
background-image: url("http://www.sololearn.com/uploads/css_logo.png");
background-color: #e9e9e9;
background-repeat:no-repeat ;
}
. . here i gave 100px width and 100px height for background image . . . . and for more explanation copy this code and run it in your code playground with different width and height ..
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