.btn-primary{
    background-color: #445adb;
    border-color: #2a56e9;
    color: #ffffff;
}

.btn-secondary{
    background-color: #d456ce;
    border-color: #c93db1;
    color: #ffffff;
}

.d-none {
    display: none;
}

.download-button {
    color: black;
    text-decoration: none;
}

.image-preview {
    width: 500px;
    height: 500px;
    overflow: hidden;
    position: relative;
    object-fit: contain;
    border: 1px solid #ccc;
}

.image-preview img {
    max-width: 100%;
    max-height: 100%;
    width: auto;
    height: auto;
    display: block;
    margin: auto;
}

.mb-1 {
    margin-bottom:  0.25em;
}

.mb-2 {
    margin-bottom: 0.5em;
}

.mb-3 {
    margin-bottom: 1em;
}

.mb-4 {
    margin-bottom: 1.5em;
}

.mb-5 {
    margin-bottom: 3em;
}

.mb-6 {
    margin-bottom: 4.5em;
}

.text-danger {
    color: red;
}