JSFiddle - React, Tailwind, and code Playground

HTML

<script src="abo.wauw.me/js/searchabledropdown.src.js"></script>
<!-- HEADH -->
<script src="js/shCore.js" type="text/javascript"></script>
<script src="js/shBrushJScript.js" type="text/javascript"></script>
<script src="js/searchabledropdown.src.js" type="text/javascript"></script>

<!-- BODY -->
<div class="dropdown_type">
    <select id="dropdown_type">
        <option>VÆLG TYPE</option>
    </select>
</div>
<div class="dropdown_abo">
    <select id="dropdown_abo" name="dropdown_abo">
        <option>VÆLG ABONNEMENT</option>
        <?php if(mysql_num_rows($sql_select)>0){ while($row = mysql_fetch_assoc($sql_select)){ ?>
        <option>
            <? echo $row[ 'abo_name']; ?>
        </option>
        <? } } if($_POST[ 'dropdown_abo']) { $dropdown=$_POST[ 'dropdown_abo']; echo $dropdown; } ?>
    </select>
</div>
<div class="clear"></div>
<div class="abo_info">
    <?php if(mysql_num_rows($sql_select)>0){ while($row = mysql_fetch_assoc($sql_select)){ ?>
    <div class="header_abo_navn padding_left">
         <h1><? echo $row['abo_name'];?></h1>

         <h6>Focus SOC: <? echo $row['fokus_soc'];?></h6>

    </div>
    <div class="header_prices padding_left">
         <h5>Abonnement indhold:</h5>

        <hr>
    </div>
    <table class="abo_content padding_left">
        <tr>
            <td>Abonnement pr. mdr:</td>
            <td>
                <? echo $row[ 'price'];?>kr.</td>
        </tr>
        <tr>
            <td>Tale: (timer)</td>
            <td>
                <? echo $row[ 'calls'];?>Timer</td>
        </tr>
        <tr>
            <td>Data: (MB/GB)</td>
            <td>
                <? echo $row[ 'data'];?>GB</td>
        </tr>
        <tr>
            <td>SMS: (pr. stk.)</td>
            <td>
                <? echo $row[ 'sms'];?>
            </td>
        </tr>
        <tr>
            <td>MMS: (pr. stk.)</td>
            <td>
                <? echo $row[ 'mms'];?>
            </td>
        </tr>
        <tr>
           ...

CSS

@import url(http://fonts.googleapis.com/css?family=Oswald:300, 400);
 .top_nav {
    margin-bottom: 20px;
    margin-top: 20px;
}
label {
    font-family: Arial;
    font-size: 10px;
    margin: 10px;
}
.delete {
    color: #FF003C;
    float: right;
    margin-right: 10px;
    margin: 10px;
    text-align: right;
    cursor: pointer;
    font-size: 10px;
    padding: 0px;
    border: none;
    background: none;
    width: 33px !important;
}
.delete:hover {
    text-decoration: underline;
}
.edit {
    color: #FABE28;
    float: right;
    margin-right: 10px;
    margin: 10px;
    text-align: right;
    cursor: pointer;
}
.edit:hover {
    text-decoration: underline;
}
.abo_navn {
    width: 300px;
}
input[type="text"] {
    width: 250px;
    margin: 0 10px 10px 10px;
    font-family: Arial;
    font-size: 12px;
}
input[type="checkbox"] {
    margin-top: 5px;
    padding-top: 5px;
}
input[type="submit"] {
    width: 100px;
    margin: 10px;
}
input[type="reset"] {
    width: 100px;
    margin: 10px;
}
textarea {
    width: 250px;
    margin: 0 10px 10px 10px;
    font-family: Arial;
    font-size: 12px;
}
.abo_box {
    width: 375px;
    /*height: 30px;*/
    border: thin solid #cacaca;
    border-radius: 5px;
    margin: 10px;
}
/*
 *   INDEX PAGE
 */
 .wrapper {
    width: 700px;
    min-height: 100px;
    font-family:'Oswald', sans-serif;
    margin: 0px;
    padding: 0px;
    text-transform: uppercase;
}
.padding_left {
    padding-left: 15px;
}
.header_bg {
    height: 50px;
    background-color: #ff6f6f;
}
.header_bg h2 {
    margin: 0;
    padding: 0 0 0 15px;
    line-height: 45px;
    color: #fff;
}
.dropdown_type {
    float: left;
    padding-left: 15px;
    margin: 15px 0;
}
.dropdown_abo {
    float: right;
    padding-right: 15px;
    margin: 15px 0;
}
select {
    width: 325px;
    height: 40px;
    background: none;
    border: 1px solid #eee;
    text-transform: uppercase;
}
.dropdown_abo input {
    position: absolute;
    top: 0;
    left: 0;
 ...

JavaScript

$(document).ready(function () {

    $("#dropdown_abo").searchable();

});