.button_showcase {
    width: calc(100% - 60px);
    background: rgba(255, 255, 255, 1);
    border-radius: 6px;
    box-shadow: 0 0 0 1px rgba(0, 0, 0, .06);
    margin: 0 0 30px;
    padding: 23px 30px 30px;
    float: left;
    box-sizing: border-box;
    margin-left: 30px;
    color: rgba(0, 0, 0, .85);
    display: flex;
    position: relative;
}

.button_showcase h3:first-child {
    color: rgba(0, 0, 0, .5);
    margin-bottom: 10px;
}

.button_showcase .button_specimen, .button_showcase .code {
    width: 50%;
    float: left;    
    padding-right: 30px;
    box-sizing: border-box;
}

.button_showcase .code {
    background: rgba(0, 0, 0, .85);
    padding: 20px 30px 22px;
    box-sizing: border-box;
    margin: -24px -30px -31px 0;
    width: calc(50% + 30px);
    border-radius: 0 6px 6px 0;
    min-height: 100%;
    display: block;
    position: relative;
}

.button_showcase .code p {
    color: rgba(255, 255, 255, 1);
    margin: 0;
}

.button_showcase .code h3 {
    color: rgba(255, 255, 255, .5);
    margin-top: 10px;
}