body {
    padding: 30px;
}

button.pure-button {
    display: block;
    margin-top: 10px;
}

button.pure-button.pure-button-active {
    background-color: #0078e7;
    color: #FFF;
}

button.pure-button.execute {
    background-color: #7800e7;
    color: #FFF;
    font-size: 2em;
    margin-top: 20px;
}

.controll {
    border-bottom: solid 5px #999;
    padding-bottom: 20px;
}

.description {
    display: block;
    font-style: italic;
    font-size: 0.8em;
    margin-top: 10px;
    color: #333;
}

.codedescription {
    display: block;
    font-style: italic;
    font-size: 0.8em;
    margin-top: 40px;
}

.codedescription:before {
    font-weight: bold;
    font-style: italic;
    content: 'code:';
    padding-right: 0.5em;
}

.container-parent {
    width: 350px;
    height: 360px;
    border: solid 1px #000;
    padding: 15px;
    margin: 30px 30px 0 0;
    background-color: #DDD;
    -webkit-box-sizing: border-box;
    -moz-box-sizing: border-box;
    box-sizing: border-box;
}

.container-description {
    display: block;
    text-align: center;
    color: #333;
    font-style: italic;
    font-size: 0.8em;
}

.container-child {
    border: dotted 1px #000;
    width: 100%;
    height: 312px;
    -webkit-box-sizing: border-box;
    -moz-box-sizing: border-box;
    box-sizing: border-box;
}