body {
    background-color: #f0f0f0;
    margin: 0;
    padding: 0;
}
.container {
    font-family: Arial, sans-serif;
    width: 60%;
    margin: 20px auto;
    background-color: #fff;
    padding: 20px;
    border-radius: 8px;
    box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);
}
.form-group {
    margin-bottom: 20px;
    overflow: hidden;
    display: flex;
    flex-wrap: nowrap;
    justify-content: space-between;
    align-items: center;
}
label {
    display: block;
    font-weight: bold;
    margin-bottom: 5px;
}
input[type="number"] {
    width: 40%;
    padding: 10px;
    border: 1px solid #ccc;
    border-radius: 5px;
    box-sizing: border-box;
}
input[type="submit"] {
    padding: 10px 20px;
    background-color: #5CB85C;
    color: #fff;
    border: none;
    border-radius: 5px;
    cursor: pointer;
    float: right;
}
input[type="submit"]:hover {
    background-color: #5CB85C;
}
.form-group p {
    width: 60%;
    margin: 0;
    padding: 20px;
    background-color: #f5f5f5;
    border: 1px solid #ccc;
    border-radius: 5px;
}
.form-group2 {
    margin-bottom: 10px;
}
.error-message {
    color: #1c0c0c;
    font-weight: bold;
    padding: 20px;
    background-color: white;
    width: 40%;
    text-align: center;
    margin-left: 380px;
}