Step 1. Copy the following HTML code.
background-image: url(http://img-fan.theonering.net/rolozo/images/howe/gandalf.jpg);
background-attachment:fixed;
Step 2. Go to your blog.
Step 3. Click on the Customize tab, and go to "Layout".
Step 4. Click "Edit HTML".
Step 5. Scroll down until you find the word "body" followed by "Background:(and there will likely be some numbers or symbols here.)"
Step 6. Start Highlighting right after "body" and stop after "Background:(and there will likely be some numbers or symbols here.)"
That changes the format so you're able to upload a picture from the web. Please note, the string of code you just copied and pasted is the picture I'M using. That is, Gandalf. To add your own picture you just open the file on the web. (google images is the quickest way, and make sure you always click on "see full sized-image" at the top of the browser. Then you just copy the URL and replace my picture with that new URL. (everything in between the parentheses, starting with http.
Also note, the picture has to be pretty large to work. Mine is 1422px × 976px. You can check the dimensions by right-clicking on the picture and clicking "properties". If it's smaller than roughly 1000 x 800, it will tile on your blog. (meaning repeat itself to fill the empty spaces, which looks kind of stupid.) Well I think that's it. Good luck.
Step 3. Click on the Customize tab, and go to "Layout".
Step 4. Click "Edit HTML".
Step 5. Scroll down until you find the word "body" followed by "Background:(and there will likely be some numbers or symbols here.)"
Step 6. Start Highlighting right after "body" and stop after "Background:(and there will likely be some numbers or symbols here.)"
That changes the format so you're able to upload a picture from the web. Please note, the string of code you just copied and pasted is the picture I'M using. That is, Gandalf. To add your own picture you just open the file on the web. (google images is the quickest way, and make sure you always click on "see full sized-image" at the top of the browser. Then you just copy the URL and replace my picture with that new URL. (everything in between the parentheses, starting with http.
Also note, the picture has to be pretty large to work. Mine is 1422px × 976px. You can check the dimensions by right-clicking on the picture and clicking "properties". If it's smaller than roughly 1000 x 800, it will tile on your blog. (meaning repeat itself to fill the empty spaces, which looks kind of stupid.) Well I think that's it. Good luck.