.container-select-box:after{
    content:""  !important;
    display:none !important;
}

.widget_search .container-select-box {
    padding: 0;
    margin: 0;
    border: 1px solid #ccc;
    width: 100%;
    border-radius: 3px;
    overflow: hidden;
    background-color: #fff;

    background: #fff url("https://www.scottgood.com/jsg/blog.nsf/images/arrowdown.gif") no-repeat 92% 50%;
}

.widget_search .container-select-box select {
    padding: 5px 8px;
    width: 130%;
    margin:0px;
    border: none;
    box-shadow: none;
    background-color: transparent;
    background-image: none;
    -webkit-appearance: none;
       -moz-appearance: none;
            appearance: none;
}

.container-select-box select:focus {
    outline: none;
}