/* 滑动控件容器,灰色背景 */
#dragContainer {
    position: relative;
    display: inline-block;
    background: #e8e8e8;
    width: 100%;
    height: 100%;
    border: 2px solid #e8e8e8;
}
/* 滑块左边部分,绿色背景 */
#dragBg {
    position: absolute;
    background-color: #21d1b3;
    width: 0px;
    height: 100%;
}
/* 滑动验证容器文本 */
#dragText {
    position: absolute;
    width: 100%;
    height: 100%;
    /* 文字水平居中 */
    text-align: center;
    /* 文字垂直居中,这里不能用百分比,因为百分比是相对原始line-height的,而非div高度 */
    line-height: 48px;
    /* 文本不允许选中 */
    user-select: none;
    -webkit-user-select: none;
}
/* 滑块 */
#dragHandler {
    position: absolute;
    width: 50px;
    height: 100%;
    cursor: move;
}
/* 滑块初始背景 */
.dragHandlerBg {
    background: #fff no-repeat center url("data:image/png;base64,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");
}
/* 验证成功时的滑块背景 有√*/
.dragHandlerOkBg {
    background: #fff no-repeat center url("data:image/png;base64,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");
}