body {
    font-family: Arial, sans-serif;
    background-color: #181818;
    color: #e0e0e0;
    display: flex;
    justify-content: center;
    align-items: center;
    flex-direction: column;
    min-height: 100vh;
    height: 100%;
    margin: 0;
    padding: 0;
}

.container {
    background: #222;
    padding: 20px;
    border-radius: 10px;
    box-shadow: 0px 4px 10px rgba(0, 0, 0, 0.5);
    text-align: center;
    width: 90%;
    max-width: 600px;
    margin-bottom: 20px;
}

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

.res-container {
    text-align: left;
}

h1 {
    color: #f0f0f0;
}

h3 {
    margin-top: 40px;
}

p.meta-info {
    color: #bbb;
    font-size: 14px;
    line-height: 0
}

textarea, input {
    width: 100%;
    padding: 10px;
    border: 1px solid #444;
    border-radius: 5px;
    background: #333;
    color: #e0e0e0;
    resize: none;
    font-size: 16px;
    outline: none;
    box-sizing: border-box;
    margin-bottom: 10px;
    font-family: inherit;
}

button {
    padding: 10px 15px;
    border: none;
    background: #007bff;
    color: white;
    font-size: 16px;
    cursor: pointer;
    border-radius: 5px;
    transition: 0.3s;
    width: 100%;
}

button:hover {
    background: #0056b3;
}

input[type=number]::-webkit-inner-spin-button,
input[type=number]::-webkit-outer-spin-button {
  -webkit-appearance: none;
  margin: 0;
}

a {
    color: inherit;
    text-decoration: none;
}

a:hover {
    text-decoration: underline;
}

img {
    display: block;
    margin: 0 auto;
}

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

.about-container li {
    margin-bottom: 15px;
    text-align: left;
}

.about-container p {
    text-align: left;
}

footer {
    text-align: center;
    margin-bottom: 20px;
    color: #bbb;
    font-size: 14px;
}