.dropdown {
    display: block;
    display: inline-block;
    margin: 0px 1px;
    position: relative;
}

.dropdown .dropdown_button {
    cursor: pointer;
    display: inline-block;
    text-decoration: none !important;
    
    width: auto;
    padding-right: 5px;
    height:34px; 
    line-height:32px;
    text-indent:10px; 
    font-family:arial, sans-serif; 
    font-size:1em; 
    color:#333; 
    background: #fff; 
    border:solid 1px #d9d9d9; 
    border-top:solid 1px #c0c0c0; 
}

.dropdown input[type="checkbox"]:checked +  .dropdown_button {
    border: 1px solid #3B5998;
    color: white;
    background: #6D84B4;
    -moz-border-radius-topleft: 2px;
    -moz-border-radius-topright: 2px;
    -moz-border-radius-bottomright: 0px;
    -moz-border-radius-bottomleft: 0px;
    -webkit-border-radius: 2px 2px 0px 0px;
    border-radius: 2px 2px 0px 0px;
    border-bottom-color: #6D84B4;
}

.dropdown input[type="checkbox"] + .dropdown_button .arrow {
    display: inline-block;
    width: 0px;
    height: 0px;
    border-top: 5px solid #6B7FA7;
    border-right: 5px solid transparent;
    border-left: 5px solid transparent;
}

.dropdown input[type="checkbox"]:checked + .dropdown_button .arrow { border-color: white transparent transparent transparent }

.dropdown .dropdown_content {
    position: absolute;
    border: 1px solid #777;
    padding: 0px;
    background: white;
    margin: 0;
    display: none;
    z-index: 500;
    
}

.dropdown .dropdown_content li {
    list-style: none;
    margin-left: 0px;
    line-height: 16px;
    border-top: 1px solid #FFF;
    border-bottom: 1px solid #FFF;
    margin-top: 2px;
    margin-bottom: 2px;
    
    width: 120px;
}

.dropdown .dropdown_content li:hover {
    border-top-color: #3B5998;
    border-bottom-color: #3B5998;
    background: #6D84B4;
}

.dropdown .dropdown_content li a {
    display: block;
    padding: 2px 7px;
    color: black;
    text-decoration: none !important;
    white-space: nowrap;
    text-align: center;
}

.dropdown .dropdown_content li:hover a {
    color: white;
    text-decoration: none !important;
}

.dropdown input[type="checkbox"]:checked ~ .dropdown_content { display: block }

.dropdown input[type="checkbox"] { display: none }