@media (max-width: 768px) {
  #nav.navbar{
      margin-top: 0px;
          
    }
    
  .slide-nav .owl-nav{
      display:none;
          
    }    
    
}

#nav .navbar-brand img {
   
    max-height: 65px;
}

.container_a {
    font-family: Arial, sans-serif;
    
    color: #333;
    margin: 0;
    padding: 0;
    display: flex;
    justify-content: center;
    align-items: center;
    min-height: 100vh;
}

.container_b {
    background: #fff;
    border-radius: 10px;
    box-shadow: 0 4px 8px rgba(0, 0, 0, 0.2);
    padding: 20px;
    max-width: 400px;
    width: 100%;
    text-align: center;
}

.container_b h2 {
    margin-bottom: 20px;
    font-size: 24px;
    color: #333;
}

.alert {
    background: #ffdddd;
    color: #d8000c;
    padding: 10px;
    margin-bottom: 15px;
    border: 1px solid #f5c6cb;
    border-radius: 5px;
}

form label {
    font-size: 16px;
    color: #555;
    display: block;
    margin-bottom: 8px;
    text-align: left;
}

form input[type="text"] {
    width: 100%;
    padding: 10px;
    margin-bottom: 15px;
    border: 1px solid #ccc;
    border-radius: 5px;
    box-sizing: border-box;
    font-size: 14px;
}

form button {
    background: #4facfe;
    color: #fff;
    border: none;
    padding: 10px 20px;
    border-radius: 5px;
    cursor: pointer;
    font-size: 16px;
    transition: background 0.3s ease;
}

form button:hover {
    background: #00c3fe;
}

@media (max-width: 768px) {
    .container {
        padding: 15px;
    }

    form button {
        font-size: 14px;
        padding: 8px 16px;
    }
}


ul.social i {
    margin-top: 8px;
}

ul.list-unstyled.row.text-center i {
    margin-top: 23px;
}


a.back-to-top.show i {
    margin-top: 10px;
}