.threesy-line path.line { fill: none; stroke: #0288D1; stroke-width: 1px; } .threesy-line .threesy-data-point { fill: #FFF; stroke: #0288D1; stroke-width: 2; } .threesy-line .threesy-data-point:hover { stroke-width: 4; } .threesy-line .threesy-grid-line { stroke: #E0E0E0; stroke-width: 1px; stroke-dasharray: 5, 5; }