Constant CHEVRON_CONTAINER_STYLE 

const CHEVRON_CONTAINER_STYLE: &str = "
    background-image: url('data:image/svg+xml,<svg xmlns=\"http://www.w3.org/2000/svg\" width=\"180\" height=\"180\" viewBox=\"0 0 180 180\"> <path d=\"M10 50h160L90 130z\" style=\"fill:currentcolor\"/> </svg>');
    background-size: 100%;
    background-repeat: no-repeat;
    background-position: center;

    vertical-align: middle;
    line-height: 1;
    display: inline-block;
    width: 0.75em;
    height: 0.75em;
";