userbanner sorunu

.userbanner.sunucus{
    background:linear-gradient(to right, #F8900F, #F3D10C, #F34210);
    background-size:1400% 1400%;
    -webkit-animation:dunyaDonuyor 6s ease infinite;
    -moz-animation:dunyaDonuyor 6s ease infinite;
    -o-animation:dunyaDonuyor 6s ease infinite;
    animation:dunyaDonuyor 6s ease infinite;
    font-weight:900;
    color:white;
}