Css background transparent blur

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For css background blur 9 images found by accurate search and more added by similar match. Transparent html login form with blur background, css background transparent blur. Css blur effect on a live background. Os x yosemite menu background blur in css. How to do css only frosted glass effect.

1280 x 720 85 7
1920 x 1280 72 0
716 x 465 63 2
382 x 460 40 0
1273 x 591 43 0
640 x 480 37 0
524 x 408 48 0
800 x 557 39 0
816 x 482 61 0