How-to
- Select the file you want to convert using the input above;
- Open your browser developer tools:
                    - Windows: ctrl + alt + i;
- Mac: option + cmd + i;
 
- Open the 'Console' tab;
- Copy the base64 code shown in the console;
- Paste the base64 code into your file (see examples below);
Examples
Background image:
.classsname {
    background-image: url('[copied base64 code]');
}
            Source image:
<img src="[copied base64 code]">
Web font:
@font-face {
    font-family: '[font name]';
    src: url('[copied base64 code]');
    font-weight: [font-weight value];
    font-style: [font-weight style];
}