.tabber__header__next:after {
    background-image: url("data:image/svg+xml,%3Csvg xmlns=%22http://www.w3.org/2000/svg%22 width=%2220%22 height=%2220%22 viewBox=%220 0 20 20%22%3E %3Ctitle%3E next %3C/title%3E %3Cpath d=%22M7 1L5.6 2.5 13 10l-7.4 7.5L7 19l9-9z%22/%3E %3C/svg%3E");
}

.tabber__header__prev:after {
    background-image: url("data:image/svg+xml,%3Csvg xmlns=%22http://www.w3.org/2000/svg%22 width=%2220%22 height=%2220%22 viewBox=%220 0 20 20%22%3E %3Ctitle%3E previous %3C/title%3E %3Cpath d=%22M4 10l9 9 1.4-1.5L7 10l7.4-7.5L13 1z%22/%3E %3C/svg%3E");
}