The surface of the lake against the background of forests and mountainsThe surface of the lake against the background of forests and mountains
Ancient mayan buildings on the background of mountains and skyAncient Mayan buildings on the background of mountains and sky
Sea, lighthouse on the background of the departing sunSea, lighthouse on the background of the departing sun
Silhouette of trees against the background of the sunSilhouette of trees against the background of the sun
Minimalistic dark background on the theme of natureMinimalistic dark background on the theme of nature
Основной цвет, тон, на к-ром пишется картина. Задний план картины. Общие условия, обстановка, где что-н. происходит ( книжн. ). Единица степени громкости.