.row {
    text-align: center;
}
.action {
    cursor: pointer;
}
.action span {
    display: block;
    margin: auto;
    margin-bottom: 10px;
    width: 250px;
    font-size: 2em;
    border: 1px solid #ddd;
    border-radius: 5px;
    padding: 10px;
}
.action span:hover {
    background-color: #ddd;
}
#entree span:before {
    content: url('../img/pistol.png');
    display: block;
}
#sortie span:before {
    content: url('../img/pistol.png');
    display: block;
}
#goback {
    cursor: pointer;
    font-weight: bold;
}
.modal {
    display: none; /* Hidden by default */
    position: fixed; /* Stay in place */
    z-index: 1; /* Sit on top */
    left: 0;
    top: 0;
    width: 100%; /* Full width */
    height: 100%; /* Full height */
    overflow: auto; /* Enable scroll if needed */
    background-color: rgb(0,0,0); /* Fallback color */
    background-color: rgba(0,0,0,0.4); /* Black w/ opacity */
    margin-top: 30px; /* Margin top */
}
/* Modal Content/Box */
.modal-content {
    background-color: #fefefe;
    margin: 15% 5% 15% 5%; /* 15% from the top and centered */
    padding: 20px;
    border: 1px solid #888;
}
.drawingBuffer{
    height: 0px;
    width: 0px;
}
/* The Close Button */
.close {
    color: #aaa;
    float: right;
    font-size: 28px;
    font-weight: bold;
}
.close:hover,
.close:focus {
    color: black;
    text-decoration: none;
    cursor: pointer;
}
#scanner-container video {
    width: 100%;
    height: 100%;
}