.accordion_container {
    border: 1px solid #333;
    border-top: none;
    clear: both;
    float: left;
    width: 100%;
    background: #fff;
    overflow: auto;
}
.accordion_heading,
.accordion_content {
    display: none;
}
.accordion_content.active {
    display: block;
}
.accordion_content {
    padding: 20px;
    -moz-transition: none;
    -webkit-transition: none;
    -o-transition: color 0 ease-in;
    transition: none;
}
.accordion_heading {
    background-color: #ccc;
    color: #fff;
    border-top: 1px solid #333;
    margin: 0;
    padding: 5px 20px;
    display: block;
    cursor: pointer;
    -webkit-touch-callout: none;
    -webkit-user-select: none;
    -khtml-user-select: none;
    -moz-user-select: none;
    -ms-user-select: none;
    user-select: none;
}
.accordion_heading.active {
    background-color: #666;
    color: #fff;
    display: block;
}