pre {
    border: 1px solid #eee;
    border-radius: 8px;
    box-shadow: 0px 4px 8px #eee;
    width: 48%;
    font-size: 14px;
    margin: 0.5%;
    float: left;
}

.idtrame {
    float: left;
    background-color: #666;
    color: #fff;
    padding: 5px 20px;
    border-radius: 4px;
    display: inline-block;
}

.datetrame {
    float: right;
    padding: 5px 10px;
    background-color: #ccc;
    border-radius: 4px;
    display: inline-block;
}

ul {
    float: left;
    width: 97%;
    padding: 0;
    list-style: none;
    margin-left: 3%;
}

ul > li {
    float: left;
    width: 100%;
}

ul > li > ul {
    margin: 0 0 0 1%;
    float: left;
    width: 50%;
    background-color: #eee;
    padding: 5px;
}