#instructor_select{
display: none;
}
.dropdown-select {
background-image: linear-gradient(to bottom, rgba(255, 255, 255, 0.25) 0%, rgba(255, 255, 255, 0) 100%);
background-repeat: repeat-x;
filter: progid:DXImageTransform.Microsoft.gradient(startColorstr='#40FFFFFF', endColorstr='#00FFFFFF', GradientType=0);
background-color: #fff;
border-radius: 6px;
border: solid 1px #eee;
box-shadow: 0px 2px 5px 0px rgba(155, 155, 155, 0.5);
box-sizing: border-box;
cursor: pointer;
display: block;
float: left;
font-size: 14px;
font-weight: normal;
height: 42px;
line-height: 40px;
outline: none;
padding-left: 18px;
padding-right: 30px;
position: relative;
text-align: left !important;
transition: all 0.2s ease-in-out;
-webkit-user-select: none;
-moz-user-select: none;
-ms-user-select: none;
user-select: none;
white-space: nowrap;
width: auto;

}

.dropdown-select:focus {
background-color: #fff;
}

.dropdown-select:hover {
background-color: #fff;
}

.dropdown-select:active,
.dropdown-select.open {
background-color: #fff !important;
border-color: #bbb;
box-shadow: 0 1px 4px rgba(0, 0, 0, 0.05) inset;
}

.dropdown-select:after {
height: 0;
width: 0;
border-left: 4px solid transparent;
border-right: 4px solid transparent;
border-top: 4px solid #777;
-webkit-transform: origin(50% 20%);
transform: origin(50% 20%);
transition: all 0.125s ease-in-out;
content: '';
display: block;
margin-top: -2px;
pointer-events: none;
position: absolute;
right: 10px;
top: 50%;
}

.dropdown-select.open:after {
-webkit-transform: rotate(-180deg);
transform: rotate(-180deg);
}

.dropdown-select.open .list {
-webkit-transform: scale(1);
transform: scale(1);
opacity: 1;
pointer-events: auto;
}

.dropdown-select.open .option {
cursor: pointer;
}

.dropdown-select.wide {
width: 100%;
}

.dropdown-select.wide .list {
left: 0 !important;
right: 0 !important;
}

.dropdown-select .list {
box-sizing: border-box;
transition: all 0.15s cubic-bezier(0.25, 0, 0.25, 1.75), opacity 0.1s linear;
-webkit-transform: scale(0.75);
transform: scale(0.75);
-webkit-transform-origin: 50% 0;
transform-origin: 50% 0;
box-shadow: 0 0 0 1px rgba(0, 0, 0, 0.09);
background-color: #fff;
border-radius: 6px;
margin-top: 4px;
padding: 3px 0;
opacity: 0;
overflow: hidden;
pointer-events: none;
position: absolute;
top: 100%;
left: 0;
z-index: 999;
max-height: 250px;
overflow: auto;
border: 1px solid #ddd;
}

.dropdown-select .list:hover .option:not(:hover) {
background-color: transparent !important;
}
.dropdown-select .dd-search{
overflow:hidden;
display:flex;
align-items:center;
justify-content:center;
margin:0.5rem;
}

.dropdown-select .dd-searchbox{
width:90%;
padding:0.5rem;
border:1px solid #999;
border-color:#999;
border-radius:4px;
outline:none;
}
.dropdown-select .dd-searchbox:focus{
border-color:#12CBC4;
}

.dropdown-select .list ul {
padding: 0;
}

.dropdown-select .option {
cursor: default;
font-weight: 400;
line-height: 40px;
outline: none;
padding-left: 18px;
padding-right: 29px;
text-align: left;
transition: all 0.2s;
list-style: none;
}

.dropdown-select .option:hover,
.dropdown-select .option:focus {
background-color: #f6f6f6 !important;
}

.dropdown-select .option.selected {
font-weight: 600;
color: #12cbc4;
}

.dropdown-select .option.selected:focus {
background: #f6f6f6;
}

.dropdown-select a {
color: #aaa;
text-decoration: none;
transition: all 0.2s ease-in-out;
}

.dropdown-select a:hover {
color: #666;
}