Prompt: Create an eye-catching eBook cover titled "Techniques for Online Marketing." The design should be modern and professional, featuring bold typography that stands out against a sleek, digital-themed background. The cover should incorporate elements related to online marketing, such as social media icons, analytics graphs, and a glowing network grid to represent connectivity. Use a color palette of deep blues and bright accents like neon green or orange to convey innovation and energy. Include subtle images of a laptop, smartphone, and digital ads to emphasize the focus on online platforms. The overall look should be polished, with a tech-savvy vibe that appeals to marketers and entrepreneurs.