body {
    background-color: rgb(0, 103, 184);
    font-family: 'Segoe UI', sans-serif;
}

.container {
    position: fixed;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    background-color: #fff;
    margin-bottom: 28px;
    width: 360px;
    height: auto;
    padding: 36px;
    box-shadow: 0 2px 3px rgba(0, 0, 0, 0.55);
    border: 1px solid rgba(0, 0, 0, 0.4);
    min-height: 340px;
    display: grid;
    grid-template-rows: auto auto 1fr auto;
}

.logo {
    width: 260px;
    position: relative;
    top: -7px;
}

h1 {
    font-size: 1.5em;
    font-weight: 600;
    color: #333;
    margin-bottom: 5px;
    text-align: left;
}

p {
    font-size: 18px;
    color: #666;
    text-align: left;
    margin-top: 0;
}

.btn {
    display: block;
    width: 200px;
    padding: 10px;
    margin: 20px auto 0 auto;
    background: rgb(0, 103, 184);
    color: white;
    font-size: 16px;
    font-weight: 600;
    text-decoration: none;
    cursor: pointer;
    transition: background 0.3s, box-shadow 0.3s;
    text-align: center;
}

.btn:hover {
    background: rgb(0, 85, 152);
    box-shadow: 0 2px 6px rgba(0, 0, 0, 0.3);
}