/* General Reset */
body {
    margin: 0;
    font-family: Arial, sans-serif;
    background-color: #f5f7f9;
    color: #333;
    line-height: 1.6;
}

/* Header */
.header {
    background: #fff;
    padding: 10px 20px;
    border-bottom: 1px solid #ddd;
}

.header .container {
    display: flex;
    justify-content: space-between;
    align-items: center;
}

.logo {
    height: 40px;
}

.nav a,
.account-btn {
    margin-left: 15px;
    color: #333;
    text-decoration: none;
    font-size: 14px;
}

.account-btn {
    padding: 5px 10px;
    border: 1px solid #ddd;
    border-radius: 5px;
    background-color: #fff;
    cursor: pointer;
}

/* Main */
.main {
    display: flex;
    justify-content: center;
    padding: 20px;
}

.checkout {
    display: flex;
    max-width: 900px;
    width: 100%;
}

.form-container {
    flex: 2;
    background: #fff;
    padding: 20px;
    margin-right: 20px;
    border-radius: 8px;
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
}

.summary {
    flex: 1;
    background: #005eb8;
    color: #fff;
    padding: 20px;
    border-radius: 8px;
    box-shadow: 0 2px 5px rgba(0, 0, 0, 0.1);
}

.summary .price {
    font-size: 2rem;
    margin: 20px 0;
}

.summary ul {
    padding: 0;
    list-style: none;
}

.summary ul li {
    margin-bottom: 10px;
}

/* Forms */
.form-group {
    margin-bottom: 15px;
}

.form-group label {
    display: block;
    margin-bottom: 5px;
}

.form-group input {
    width: calc(50% - 10px);
    padding: 8px;
    margin-right: 10px;
    margin-bottom: 10px;
    border: 1px solid #ddd;
    border-radius: 5px;
    box-sizing: border-box;
}

.buy-btn {
    background: #028858;
    color: #fff;
    padding: 10px;
    border: none;
    border-radius: 5px;
    cursor: pointer;
    width: 100%;
    font-size: 16px;
}

.help-text {
    margin: 20px 0;
    font-size: 14px;
}

/* Footer */
footer {
    text-align: center;
    margin: 20px 0;
    color: #999;
}

footer a {
    color: #028858;
    text-decoration: none;
}