Summary of points to note about turning black

Many times, websites need to change from color to black and white. For example, during the Wenchuan earthquake, in order to express condolences, many websites were programmed from color to black and white. So, let’s summarize how to change the web page from color to black and white. Method: 1. Turn the entire interface of the website or web page into black and white and gray. There is not much to say about the css code. Please look at the code to turn the website or web page into black and white.

Web page black and white code external style ** Please use to write the .css file *2. The four codes that change the website to black and white and gray explain in detail the 2008.5.12 Wenchuan earthquake in Sichuan, which took away many lives and is regrettable. In order to express its deep condolences to the compatriots who died, the State Council decided to Today is a national day of mourning. During this period, many websites changed their styles to "black, white, and gray" to express condolences for the victims. It is recommended that webmasters across the country take action to mourn the compatriots who died in the earthquake. 3. The use of CSS to convert pictures into black and white has developed in the era. Now, with the gradual advancement of CSS3, we have also begun to see the large-scale application of "black and white effects" in practical applications. Maybe, next we will introduce the CSS3 greyscale filter implementation. Friends who are interested can learn about it. They may have known it for a long time, like Wenchuan.

1. css code

Introduction: Many times, websites need to change color into black and white, such as the Wenchuan Earthquake At that time, in order to express condolences, many websites were programmed from color to black and white. So, let’s summarize how to change the web page from color to black and white: 1. Change the entire interface of the website and web page into black and white and gray. There are not many css codes. Say, please look at the code to turn the website or web page into black and white

2. Detailed explanation of the four codes for turning the website into black and white

Introduction: The 2008.5.12 Wenchuan earthquake in Sichuan took away many lives, which is regrettable. In order to express our deep condolences to the compatriots who died, The State Council decided May 19 to 21, 2008 as the National Day of Mourning. During this period, many websites changed their styles to "black, white, and gray" to express condolences for the victims. It is recommended that webmasters across the country take action to mourn the compatriots who died in the earthquake

3. Colored web pages will be turned into black and white CSS code

##Introduction: Web page gray black \ black and white CSS code, make the web page black CSS code: