.tech-surface img{
    border-radius: 50%;

    box-shadow:

        inset 0 0 0 1px rgba(255,255,255,.75),

        inset 0 0 0 6px rgba(0,120,200,.26),

        inset 0 -4px 10px rgba(0,0,0,.14),

        0 0 0 2px rgba(0,120,200,.22),
        0 0 0 6px rgba(0,120,200,.14),
        0 0 0 12px rgba(0,120,200,.08),

        0 14px 30px rgba(0,0,0,.20);

    filter:
        contrast(1.07)
        saturate(1.05)
        drop-shadow(-1px 0 0 rgba(255,255,255,.12))
        drop-shadow(1px 0 0 rgba(0,140,255,.10))
        drop-shadow(0 -1px 0 rgba(0,200,255,.08));
}