Styles woocommerce price filter slider AND switches filter buttons and price labels. Filter buttons and price labels are found in plugins > woocommerce/includes/widgets/class-wc-widget-price-filter.php
/*************** WOOCOOMERCE PRICE SLIDER ***************/
.price_slider{
margin-bottom: 1em;
}
.price_slider_amount {
text-align: right;
line-height: 2.4em;
font-size: 0.8751em;
}
.price_slider_amount .button {
font-size:1.15em;
}
.price_slider_amount .button {
float: left;
}
.ui-slider {
position: relative;
text-align: left;
}
.ui-slider .ui-slider-handle {
position: absolute;
z-index: 2;
width: 0.9em;
height: 0.9em;
-webkit-border-radius: 3px;
-moz-border-radius: 3px;
border-radius: 3px;
border: 1px solid rgba(0, 0, 0, 0.25);
cursor: pointer;
background: #e7e7e7;
background: -webkit-gradient(linear,left top,left bottom,from(#FEFEFE),to(#e7e7e7));
background: -webkit-linear-gradient(#FEFEFE,#e7e7e7);
background: -moz-linear-gradient(center top,#FEFEFE 0%,#e7e7e7 100%);
background: -moz-gradient(center top,#FEFEFE 0%,#e7e7e7 100%);
outline: none;
top: -.3em;
-webkit-box-shadow: 0 1px 2px rgba(0, 0, 0, 0.3), 0 0 0 1px rgba(255, 255, 255, 0.65) inset;
-moz-box-shadow: 0 1px 2px rgba(0, 0, 0, 0.3), 0 0 0 1px rgba(255, 255, 255, 0.65) inset;
box-shadow: 0 1px 2px rgba(0, 0, 0, 0.3), 0 0 0 1px rgba(255, 255, 255, 0.65) inset;
}
.ui-slider .ui-slider-handle:last-child {
margin-left: -1em;
}
.ui-slider .ui-slider-range {
position: absolute;
z-index: 1;
font-size:.7em;
display: block;
border: 0;
background: none repeat scroll 0 0 #FF6B6B;
box-shadow: 1px 1px 1px 0.5px rgba(0, 0, 0, 0.25) inset;
-webkit-box-shadow: 1px 1px 1px 0.5px rgba(0, 0, 0, 0.25) inset;
-moz-box-shadow: 1px 1px 1px 0.5px rgba(0, 0, 0, 0.25) inset;
-webkit-border-radius: 1em;
-moz-border-radius: 1em;
border-radius: 1em;
}
.price_slider_wrapper .ui-widget-content {
-webkit-border-radius: 1em;
-moz-border-radius: 1em;
border-radius: 1em;
background: #1e1e1e;
background: -webkit-gradient(linear,left top,left bottom,from(#1e1e1e),to(#6a6a6a));
background: -webkit-linear-gradient(#1e1e1e,#6a6a6a);
background: -moz-linear-gradient(center top,#1e1e1e 0%,#6a6a6a 100%);
background: -moz-gradient(center top,#1e1e1e 0%,#6a6a6a 100%);
}
.ui-slider-horizontal {
height:.5em;
}
.ui-slider-horizontal .ui-slider-range {
top: 0;
height: 100%;
}
.ui-slider-horizontal .ui-slider-range-min {
left: -1px;
}
.ui-slider-horizontal .ui-slider-range-max {
right: -1px;
}
/*************** SWITCH FILTER BUTTON AND PRICE LABEL ~ LINE 129 ***************/
<div class="price_label" style="display:none;">
<span class="from"></span><span class="to"></span>
</div>
<button type="submit" class="button">' . esc_html__( 'Filter', 'woocommerce' ) . '</button>