.finans-giris-arkaplan {
    background: radial-gradient(circle at top, #1f6feb 0, #10213f 38%, #0b1220 100%);
}
.login-logo, .login-logo a { color: #fff; }
.kurulum-kutu { width: 560px; max-width: 94%; }
.brand-link { text-align: center; }
.small-box .inner h3 { font-size: 1.55rem; }