Symmetrical blue-glowing lines and triangles in repeating pattern

pattern lines triangles blue glowing sharp edges symmetrical repeating geometric abstract design illuminated graphic symmetry light glow structure geometry patterned abstract art illumination symmetrical pattern repeating pattern visual art optical illusion linear triangular lighted illuminating graphic design symmetric pattern bright symmetrical design line pattern triangular pattern light pattern sharp pattern symmetrical lines geometric pattern symmetrical shapes blue lines contrasting shapes symmetrical triangles illuminated lines intricate pattern vibrant repetitive