.bonus {
    background-repeat: no-repeat;
    background-size: contain;
    background-blend-mode: normal;
}

.parka {
    background-image: url("../assets/kawa3.jpg");
}
.kawa {
    background-image: url("../assets/kawa4.jpg");
}
.sala {
    background-image: url("../assets/salazabaw1.jpg");
}
.hotel {
    background-image: url("../assets/hotel1.jpg");
}
.prezes {
    background-image: url("../assets/prezes1.jpg");
}
.basen {
    background-image: url("../assets/aquapark1.jpg");
}
.tech {
    background-image: url("../assets/tech1.jpg");
}
.fitness {
    background-image: url("../assets/fitness1.jpg");
}
.mapa {
    background-image: url("../assets/mapa1.jpg");
}
.biuro {
    background-image: url("../assets/biuro1.jpg");
}

.bonus .text{
	padding-top: calc(100% * 9 / 12);
}

.bonus .text a { color:yellow; text-decoration: none;}