/* Reset */
* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

/* Body styling */
body {
    font-family: "Segoe UI", Tahoma, Geneva, Verdana, sans-serif;
    background-color: #f4f6f9;
    color: #1e293b;
}

/* Center container */
.container {
    min-height: 100vh;
    display: flex;
    align-items: center;
    justify-content: center;
}

/* Content box */
.content {
    text-align: center;
    max-width: 500px;
    padding: 20px;
}

/* Image */
.illustration {
    width: 100%;
    max-width: 400px;
    margin-bottom: 30px;
}

/* Heading */
h1 {
    font-size: 28px;
    font-weight: 700;
    margin-bottom: 15px;
}

/* Sub text */
h4 {
    font-size: 16px;
    font-weight: 500;
    color: #64748b;
    margin-bottom: 25px;
}

/* Button */
.btn {
    display: inline-block;
    padding: 10px 22px;
    background: #0d6efd;
    color: #fff;
    text-decoration: none;
    border-radius: 25px;
    font-size: 14px;
    transition: 0.3s ease;
}

/* Button hover */
.btn:hover {
    background: #0b5ed7;
    transform: translateY(-2px);
}