body {
    background-color: #f8f9fa;
}

.container {
    background-color: #f8f9fa;
    border-radius: 8px;
    box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);
    padding: 20px;
    margin-top: 50px;
}

.progress {
    height: 25px;
    margin-top: 20px;
}

#progressBar {
    background-color: #007bff;
}

.progress-info {
    display: flex;
    align-items: center;
}

#progressText {
    margin-right: 10px;
}

.form-group label,
.form-group small {
    color: #333;
}

.form-control,
.btn {
    border-radius: 20px;
}

.form-group {
    margin-bottom: 20px;
}

body.dark-mode {
    background-color: #151a1e;
    color: #ffffff;
}

.dark-mode .container{
    background-color: #262636;
    box-shadow: 0 0 10px rgba(255, 255, 255, 0.1);
}

.progress-bar.dark-mode {
    background-color: #007bff;
}

#progressText.dark-mode,
#estimatedTime.dark-mode {
    color: #ffffff;
}

.form-group label.dark-mode,
.form-group small.dark-mode {
    color: #fff;
}

.dark-mode .form-control.dark-mode,
.btn.dark-mode {
    background-color: #0b0d0f;
    border-color: #0b0d0f;
    color: #fff;
}

.dark-mode .form-group label{
    color: #fff;
}

.dark-mode  text-muted{
    color: #fff;
}

.custom-btn {
    display: inline-flex;
    align-items: center;
    justify-content: center;
    font-family: inherit;
    font-weight: 500;
    font-size: 14px; /* réduit la taille de la police */
    padding: 0.6em 1.2em; /* réduit le padding */
    color: white;
    background: linear-gradient(0deg, rgba(77,54,208,1) 0%, rgba(132,116,254,1) 100%);
    border: none;
    box-shadow: 0 0.7em 1.5em -0.5em #4d36d0be;
    letter-spacing: 0.05em;
    border-radius: 15em; /* réduit le rayon de la bordure */
    cursor: pointer;
    transition: all 0.3s ease;
    position: relative;
    overflow: hidden;
}