You're completely fee to use this image for your purposes or manipulations. The backgrounds is also offered as "stock fractal" instead if you need something of different from my Mandelbulb vision You can use params:

Mandelbulb3Dv17{
V....kR/...u1...I....2....ky4Squ5Sn/.LaWjlMR2I2EOvCxNElckzfZTAmh0N17zujimXqnfWzj
................................1/XQndUx3.2........A./..................y.2.....
................/Mk1/....6.56...G.....E3.....kVbrUOOw1oD/......./KXt1dkpXm1.mIpY
//EnAnQD12../..........wz..................................u1....y1...sD...../..
.w1...sD4GDrZ3I4lqP.3/XSSeLKzgg9Gh3JTHcjBR1EqFVGNxvBfso7/a3JyuAGlH23GXmjzjm/5FVo
cw9U69GH.S9VyYC7VE538ZpD......I.4.............kD.2....sD..E.....................
.............oAnAr1...sD....z.MRh5.6qpS..PLv/.qRh5..spS.UWLv/.ISh5......2....k1.
..................kz.wzzz1.U..6......M/...EB....i/...E3....F....8/...I1.....Sn42
...U.yzzzzzzzzzz..6Uzzzz..c.1c..zzzzI.6..........aCpCckYcz1U.........2.28.kFrA0.
FWb96aAIVzvh1se7Umvxz0........../6U0.wzzz1................................E.0c..
zzzz.................................2U.8.kzzzD.................................
/6U0.wzzz1....................................6....U.06.FDkzz1...06U.I70z1....6U
.0kecESG.0.U.06.9Nn1C1D..06U.2XLz16k..6U.0ExT/6E...U.06.oLqzz1...06U.oMO......6U
.0UNl/.Uz1.U.06....s....zz/..wD.yz1.s0..xzJrf0..47JE1FJEANJGHZoHC31Ai6KPk/......
E....I....E.....I....Y....kMtlKOiFKNmZYFH/EP..........................U1C.......
0..................wz.........zD..........2.............................6.2.....
........................kzXNaNaNaNavz.........yD................................
..........................kzzzzz......kPmJrQ3l4Pd/LG4B3.........................
.sU1....06U..........MaNaNaNadyD......Uekz1........rz...........aNaNaNatEzHaNaNa
NaNez0........................................xj................................
................................/....E/....0....IZ4PdtqN7NoI.MoI................
....................0.....................................................2.....
...../.............................wz...........................................
..........................................E.....I....c....UMjVLG4B3...LG4B3.....
.........................sU1..../6.................wz.........zD........kz1.....
...../.............................../.............................wz...........
.....................................................2.....3....6....EJOgZaPbZYF
H/.Qcx3Ig3aPZ/...........................6......................................
...............E..........2.............................kz1.....................
................................................................}