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

body {
    font-family: 'Arial', sans-serif;
    background-color: #f4f4f4;
    color: #333;
    display: flex;
    justify-content: center;
    align-items: center;
    height: 100vh;
    position: relative;
    overflow: hidden;
    flex-direction: column;
}

.container {
    text-align: center;
    background: white;
    padding: 20px;
    border-radius: 10px;
    box-shadow: 0px 4px 6px rgba(0, 0, 0, 0.1);
    z-index: 10;
    position: relative;
    max-width: 400px;
    width: 100%;
}

h1 {
    font-size: 2.5rem;
    margin-bottom: 20px;
}

p {
    margin-bottom: 30px;
}

.link-container {
    margin-top: 20px;
}

/* Button styling with responsive width */
.btn {
    display: block;
    padding: 12px 20px;
    background-color: #0073b1;
    color: white;
    text-decoration: none;
    border: none;
    border-radius: 5px;
    transition: background-color 0.3s ease, transform 0.2s;
    font-size: 1.1rem;
    margin-bottom: 15px;
    cursor: pointer;
    width: 90%; /* Makes buttons take up most of the container's width */
    max-width: 350px; /* Sets a max width to prevent it from growing too large */
    margin-left: auto;
    margin-right: auto;
    text-align: center;
}

.btn:hover {
    background-color: #005580;
    transform: scale(1.05);
}

/* Centering the CAPTCHA widget */
.center-captcha {
    display: flex;
    justify-content: center;
    align-items: center;
    width: 100%; /* Full width of the container */
    margin-top: 15px;
}

/* Black circle hover effect */
#circle {
    position: absolute;
    width: 10000px;
    height: 10000px;
    background: radial-gradient(circle, rgba(0, 0, 0, 0.01) 0%, rgba(0, 0, 0, 1) 100%);
    border-radius: 50%;
    pointer-events: none;
    transform: translate(-50%, -50%);
    z-index: 1;
}

@media (max-width: 768px) {
    h1 {
        font-size: 2rem;
    }

    .btn {
        font-size: 1rem;
        width: 100%; /* Full width on smaller screens */
    }
}