body {
    position: relative;
    background-repeat: no-repeat;
    background-position: left bottom, right bottom;
    background-image: url('../media/img/bg-left.svg'), url('../media/img/bg-right.svg');
    background-size: auto calc(100vh - 200px); /* თუ ფუთერის სიმაღლეა ~200px */
}