nav {
    margin-bottom: 20px;
}
nav ul {
    list-style: none;
    padding: 0;
    margin: 0;
    text-align: center;
}
nav ul li {
    display: inline;
    margin-right: 10px;
}
nav ul li a {
    color: #35424a;
    text-decoration: none;
    padding: 5px 10px;
}
nav ul li a:hover {
    color: #e8491d;
}
body {
    font-family: Arial, sans-serif;
    background-color: #f0f0f0;
    margin: 0;
    padding: 0;
}
.container {
    position: absolute;
    width: 450px;
    margin: auto;
    overflow: hidden;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    box-shadow: 2px 4px 8px rgba(0, 0, 0, 0.8);
    border-radius: 20px;
}
.form-toggle {
    display: flex;
    justify-content: center;
    margin-bottom: 20px;
}
.form-toggle button {
    width: 100%;
    padding: 10px 20px;
    margin: 0 5px;
    border: none;
    background: #35424a;
    color: white;
    cursor: pointer;
    border-radius: 5px;
    font-size: 16px;
}
.form-toggle button.active {
    background: #1a2126;
}
.form-toggle button:hover {
    opacity: 0.8;
}
#register-form, #forgot-password-form {
    display: none;
}
.message-success {
    color: green;
    text-align: center;
}
.login-box {
    background: #ffffff;
    padding: 20px;
    box-shadow: 0px 0px 10px 0px #aaaaaa;
}
h2 {
    text-align: center;
    color: #35424a;
}
input[type="text"], input[type="email"], input[type="password"], input[type="tel"] {
    width: 100%;
    padding: 10px;
    margin: 10px 0;
    border: 1px solid #dddddd;
    box-sizing: border-box;
}
input[type="submit"] {
    width: 100%;
    background: #35424a;
    color: #ffffff;
    border: none;
    padding: 10px;
    cursor: pointer;
    border-radius: 5px;
    font-size: 16px;
}
input[type="submit"]:hover {
    opacity: 0.5;
}
.error-message {
    color: red;
    text-align: center;
}