body, h1, h2, h3, h4, h5, h6, p, ul, li {
    margin: 0;
    padding: 0;
    box-sizing: border-box; 
}

html, body {
    height: 100%;
    margin: 0;
}

.wrapper {
    display: flex;
    flex-direction: column;
    min-height: 100vh; 
}

main {
    flex: 1; 
    padding: 20px;
}

.navbar {
    background-color: #333;
    color: #fff;
    padding: 10px 0;
}

.navbar .container {
    display: flex;
    align-items: center;
}

.navbar-brand {
    color: #fff;
    text-decoration: none;
    font-size: 24px;
    font-weight: bold;
}

.navbar-nav {
    list-style: none;
    display: flex;
}

.navbar-nav a, .navbar-nav span {
    color: #fff;
    text-decoration: none;
    font-size: 18px;
}

.nav-items{
    display: block;
    margin-left: auto;
}

.nav-items li{
padding: 12px;
}

.table-container table tbody tr:nth-child(odd) {
    background-color: #e2e8f0;
}

.table-container table tbody tr:nth-child(even) {
    background-color: #ffffff;
}


footer {
    background-color: #333;
    color: #fff;
    padding: 10px 0;
    text-align: center;
}

.dual-listbox {
    display: flex; 
    justify-content: space-between; 
}

.available-services,
.selected-services {
    width: 45%; 
    padding: 10px; 
    border: 1px solid #ccc;
    border-radius: 4px; 
}

h3 {
    text-align: center;
}