Temperature is a very important factor in determining the weather, because it influences or controls other elements of the weather, such as precipitation, humidity, clouds and atmospheric pressure.
.megaphone {width:50px; height:50px; background:url(images/sprite.png) 0 0px;}. The above CSS code is saying the width and height of the megaphone image (50px by 50px) it is also calling the image sprite.png which is our combined image.ince we defined the width and height of the image in the CSS, the image will only display 50 pixels down the image (where the megaphone is) and will stop, thereby not displaying the smiley face at all. Now let's do the smiley face and see how that changes our code.
Portable Network Graphics (PNG) images are implemented in place of GIF files. A PNG graphic is a high-quality graphic image, but it does not take up as much Web host hard drive space as other images such as JPG or BMP.his loads the file in the Paint software. Click the File menu item and then select Save As.. A new window opens where you can convert and change the file extension for the file. Select JPG from the drop-down box labeled Save as type.. In the text box labeled File name, enter a new name for the converted file.