h2 {margin: 20px 0 40px 0;}

.container {
    margin: 40px auto 40px auto; max-width: 800px;
}

.graphics-box {
    margin: 20px auto 20px auto;
    max-width: 800px;
    max-height: 400px;
}

.btn-group {
    margin: 20px 0 20px 0;
}
.btn-group .btn img {
    height: 20px;
    vertical-align: top;
    margin-top: -1px;
    margin-right: 2px;
}

form[name='settings'] select {min-width: 200px;}
form[name='settings'] .form-group {
    margin-right: 10px;
    margin-left: 10px;
}
form[name='settings'] button {min-width: 100px;}

.table {
    margin-top: 40px;
}
.table caption {
    color: #333;
    font-size: 30px;
    font-weight: 300;
    text-align: center;
}



@media (max-width: 767px) {
    form[name='settings'] .form-group {
        margin-right: 0px;
        margin-left: 0px;
    }

    .btn-group span.lbl{display: none;}
    .btn-group .btn img {margin-right: 0;}
}