/* General styles */

body {

    font-family: Arial, sans-serif;

    line-height: 1.6;

    margin: 0;

    padding: 0;

    color: #333;

    background-color: #f4f4f4;

}



header#banner {

    background: linear-gradient(90deg, #ff7e5f, #feb47b);

    color: white;

    padding: 1rem;

    text-align: center;

}



header#banner h1 {

    margin: 0;

    font-size: 2rem;

}



header#banner p {

    font-size: 1.2rem;

}



main {

    padding: 2rem;

}



section, article {

    background: #fff;

    padding: 1rem;

    margin: 1rem 0;

    border-radius: 5px;

    box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);

}



h2, h3 {

    color: #333;

}



ul {

    list-style-type: disc;

    margin: 0 0 1rem 1.5rem;

}



a {

    color: #ff7e5f;

    text-decoration: none;

}



a:hover {

    text-decoration: underline;

}



footer {

    text-align: center;

    margin-top: 2rem;

    font-size: 0.9rem;

}



/* Highlighting the code */

pre {

    background: #272822;

    color: #f8f8f2;

    padding: 1rem;

    border-radius: 5px;

    overflow: auto;

}



/* Styling the elements list */

aside {

    padding: 1rem;

    background: #ffecd2;

    margin: 1rem;

    border-left: 4px solid #feb47b;

}



/* Pay button */

.pay-button {

    position: relative;

    display: inline-block;

    padding: 1rem 2rem;

    font-size: 1.5rem;

    font-weight: bold;

    color: white;

    text-decoration: none;

    background: linear-gradient(90deg, #34d399, #10b981);

    border: none;

    border-radius: 50px;

    box-shadow: 0 5px 15px rgba(0, 0, 0, 0.2);

    overflow: hidden;

    cursor: pointer;

    outline: none;

    transition: transform 0.2s ease-in-out;

}



.pay-button:hover {

    transform: scale(1.1);

    box-shadow: 0 8px 20px rgba(0, 0, 0, 0.3);

    text-decoration: none;

}



.pay-button::before {

    content: '';

    position: absolute;

    top: 0;

    left: 0;

    width: 100%;

    height: 100%;

    background: radial-gradient(circle, rgba(255, 255, 255, 0.3), rgba(255, 255, 255, 0));

    transform: scale(1.2);

    border-radius: 50%;

    animation: pulse 2s infinite;

    z-index: -1;

}



.pay-button::after {

    content: '';

    position: absolute;

    inset: 0;

    border-radius: 50px;

    border: 3px solid rgba(255, 255, 255, 0.5);

    animation: glow 2s infinite;

}



@keyframes pulse {

    0%, 100% {

        transform: scale(1.2);

        opacity: 0.7;

    }

    50% {

        transform: scale(1.4);

        opacity: 1;

    }

}



@keyframes glow {

    0%, 100% {

        box-shadow: 0 0 15px rgba(255, 255, 255, 0.5);

    }

    50% {

        box-shadow: 0 0 25px rgba(255, 255, 255, 0.9);

    }

}