.wj-gauge {
  width: 300px;
  margin: 20px auto;
}

.wj-gauge .wj-face path {
    fill: #d0d0d0;
    stroke: none;
}
.wj-gauge .wj-pointer path {
    fill: #404040;
    stroke: none;
}
.wj-gauge circle.wj-pointer {
    fill: #404040;
    stroke: none;
    transition: fill stroke .5s;
}
.wj-gauge.wj-state-focused circle.wj-pointer {
    fill: red;
    stroke: red;
    stroke-width: 10px;
    transition: fill stroke .5s;
}