.custom_dropdown_cont .custom_dropdown {
    position: relative;
    padding: 0;
    margin-right: 12px;
}

.custom_dropdown_cont .dropdown-toggle::after {
    position: absolute;
    top: 50%;
    right: -12px;
    display: block;
    width: 7px;
    height: 5px;
    margin-top: -1px;
    margin-left: 0;
    background-image: url(../images/icons/select-arrow-icon.png);
    background-repeat: no-repeat;
    background-position: center;
    background-size: contain;
    border: none;
    -webkit-transition: -webkit-transform 0.2s;
    transition: -webkit-transform 0.2s;
    transition: transform 0.2s;
    transition: transform 0.2s, -webkit-transform 0.2s;
    -webkit-transform-origin: 50%;
    -ms-transform-origin: 50%;
    transform-origin: 50%;
}

.custom_dropdown_cont.show .dropdown-toggle::after {
    transform: rotate(180deg);
}

.custom_dropdown_cont .dropdown-menu {
    top: calc(100% + 20px) !important;
    left: 50% !important;
    display: block;
    opacity: 0;
    visibility: hidden;
    background: transparent;
    -webkit-transition: -webkit-opacity 0.2s, -webkit-visibility 0.2s;
    transition: -webkit-opacity 0.2s, -webkit-visibility 0.2s;
    transition: opacity 0.2s;
    transition: opacity 0.2s, -webkit-opacity 0.2s, visibility 0.2s,
    -webkit-visibility 0.2s;
    transform: translate(-50%, 0) !important;
}

.custom_dropdown_cont .dropdown-menu.show {
    visibility: visible;
    opacity: 1;
}