.con{
    font-family: Arial;
    position: absolute;
    display: flex;
    width:50%;
    margin: auto;
    bottom: 0;
    top:0;
    left: 0;
    right: 0;
}
.margin-izq{
    position: absolute;
    margin-left: 50px;
}
.logo {
    margin: 5px 0 5px 5px;
    width: 40px; height: 40px;
}
.navbar-default {
    background-color: #007b6d;
    border:0px;
}
.titulo {
    color: #fff;
    font-size: 16px;
    font-weight: bold;
}
.contenedor{
    height: 250px;
    width: 250px;
    margin: auto;
}
.carta{
    height: 100%;
    width: 100%;
    position: relative;
    transform-style: preserve-3d;
    transition:2s;
    box-shadow:  0px 0px 5px black;
    border-radius: 5px;
}
.carta:hover{
    transform: rotateY(180deg);
}
.lado{
    height: 100%;
    width: 100%;
    backface-visibility: hidden;
    position: absolute;
}
.frente{
    border-radius: 5px;
}
.atras{
    border-radius: 5px;
    background-color: #f5f5f5;
    color: #fff;
    transform: rotateY(180deg);
}
img{
    width: 100%;
    height: 100%;
    border-radius: 5px;
}
.null{
    Display:block;
    margin-top:100px;
    margin-bottom:100px;
    width: 200px;
    height: 200px;
}
.til {
    z-index: 2;
    color: #fff;
    background-color: #007b6d;
    border-color: #007b6d;
}
.list-group-item.active, .list-group-item.active:focus, .list-group-item.active {
    z-index: 2;
    color: #fff;
    background-color: #007b6d;
    border-color: #007b6d;
}
.print{
    display: none;
}
@media print {
body{
    font-size: 10px;
    border-top-width: thick;
    border-right-width: thick;
    border-bottom-width: thick;
    border-left-width: thin;
}    
.print{
        display:inline;
    
}
td{
    padding: 0;
    margin: 0;
}
th{
    padding: 0;
    margin: 0;
}
.noprint{
        display:none;
    
}
.nav_menu,footer{
        display:none;
    }
}
.fer{
 margin-left:10px; 
 margin-right: 10px;
 margin-bottom: 30px;
}
.mtop{
    margin-top: 10px;
}
.containerprint{
    display: inline;
    text-align:center;
}
.imgtitle{
    width:60px;
    float:left;
}
.rtitle{
    padding-top:10px;
    margin-left:-100px;
}
.solo{
    width:90px;
}
.derft{
    float:right;
    margin-right: 30px;
    color:#000 ;
}
.ctotal{
    background-color:#CDCDCD;
    padding: 8px;
    border-radius: 5px;
}
.pagina{
    background: red;
    color:blue;
}

.titlepage{
    font-size: 14px;
}