body {
    background-color: #F2F2F2;
    /* background-image: url('./teste2.png');
    background-size: 50%;
    background-position: center;
    background-repeat: no-repeat;
    background-attachment: fixed; */
    
}
main{
    padding-top: 1rem;
    padding-bottom: 1rem;
        margin-inline: 3rem;
    
}

.nav.nav-custom {
    border-bottom: 2px solid #ddd;
    font-size: 0.9rem; 
}

.nav.nav-custom .nav-link {
    position: relative;
    color: #555; 
    padding: 10px;
    text-decoration: none;
    font-weight: 500;
    transition: color 0.3s ease;
}

.nav.nav-custom .nav-link.active {
    color: #007bff;
    font-weight: bold;
}

.nav.nav-custom .nav-link.active::after {
    content: "";
    position: absolute;
    bottom: -2px; 
    left: 0;
    right: 0;
    height: 3px;
    background-color: #007bff;
    border-radius: 2px;
}

.nav.nav-custom .nav-link:hover {
    color: #0056b3; 
}

.nav.nav-custom::after {
    content: "";
    width: 100%;
    height: 1px;
    background-color: #ddd; 
    position: absolute;
    bottom: 0;
    left: 0;
}

.module {
    position: relative;
    padding-left: 20px;
}

.submodule-group {
    position: relative;
    margin-left: 30px;
    padding-left: 20px;
    border-left: 2px solid #ccc;
}

.submodule-group > .form-check {
    position: relative;
   
}

.submodule-group > .form-check::before {
    content: '';
    position: absolute;
    left: -20px;
    top: 12px;
    width: 20px;
    height: 2px;
    background-color: #ccc;
}