.ms-options-wrap,
.ms-options-wrap * {
    box-sizing: border-box;
}

.ms-options-wrap > button:focus,
.ms-options-wrap > button {
    position: relative;
    width: 100%;
    text-align: left;
    background-color: #fff;
    margin-top: 1px;
    color: #666;
    outline: none;
    white-space: nowrap;
    border: 1px solid #ccc;
    height: 40px;
    padding: 5px;
    font-size: 16px;       
}

.ms-options-wrap > button:after {
    content: ' ';
    height: 0;
    position: absolute;
    top: 50%;
    right: 5px;
    width: 0;
    border: 6px solid rgba(0, 0, 0, 0);
    border-top-color: #999;
    margin-top: -3px;
}

.ms-options-wrap > .ms-options {
    position: absolute;
    right: 0;
    width: 325%;
    margin-top: 1px;
    margin-bottom: 20px;
    background: white;
    z-index: 9999;
    border: 1px solid #aaa;
}

.ms-options-wrap > .ms-options > .ms-search input {
    width: 100%;
    padding: 4px 5px;
    border: none;
    border-bottom: 1px groove;
    outline: none;
}

.ms-options-wrap > .ms-options .ms-selectall {
    display: inline-block;
    font-size: .9em;
    text-decoration: none;
}
.ms-options-wrap > .ms-options .ms-selectall:hover {
    text-decoration: none;
}

.ms-options-wrap > .ms-options > .ms-selectall.global {
    margin: 4px 5px;
}

.ms-options-wrap > .ms-options > ul > li{
    background-image: none !important;
    padding-left:0px !important;
    margin-bottom: 0px !important;
}

.ms-options-wrap > .ms-options > ul > li.optgroup {
    padding: 5px;
}
.ms-options-wrap > .ms-options > ul > li.optgroup + li.optgroup {
    border-top: 1px solid #aaa;
}

.ms-options-wrap > .ms-options > ul > li.optgroup .label {
    display: block;
    padding: 5px 0 0 0;
    font-weight: bold;
}

.ms-options-wrap > .ms-options > ul label {
    position: relative;
    display: inline-block;
    width: 100%;
    padding: 4px;
    margin: 1px 0;
}

.ms-options-wrap > .ms-options > ul li.selected label,
.ms-options-wrap > .ms-options > ul label:hover {
    background-color: #efefef;
}

.ms-options-wrap > .ms-options > ul input[type="checkbox"] {
    margin-right: 5px;
    position: absolute;
    left: 4px;
    top: 7px;
}

@media screen and (min-width:501px) and (max-width:990px) {
	.ms-options-wrap > .ms-options {
		width: 200%;
		left: 0 !important;
	}
	
	.ms-options ul {
		-webkit-column-count: 3 !important;
		-moz-column-count: 3 !important;
		column-count: 3 !important;
	}
}

@media screen and (min-width:320px) and (max-width:500px) {
	.ms-options-wrap > .ms-options {
		width: 100%;
		left: 0 !important;
	}
	
	.ms-options ul {
		-webkit-column-count: 2 !important;
		-moz-column-count: 2 !important;
		column-count: 2 !important;
	}
}