body {
    font-family: Arial, sans-serif;
    background: #ffffff;
    color: #333;
    margin: 0;
    padding: 0;
}

.container {
    width: 100%;
    max-width: 700px;
    margin: 60px auto;
    padding: 0 20px;
}

.portal-title {
    font-size: 42px;
    font-weight: bold;
    color: #1A237E; 
    text-align: left;
    margin-bottom: 50px;
}

.search-box {
    text-align: center;
}

.search-title {
    font-size: 22px;
    font-weight: bold;
    color: #1A237E;
    margin-bottom: 8px;
}

.search-subtitle {
    font-size: 16px;
    margin-bottom: 3px;
}

.search-note {
    font-size: 12px;
    color: #777;
    margin-bottom: 25px;
}

.input-label {
    display: block;
    text-align: left;
    font-size: 14px;
    margin-bottom: 6px;
    font-weight: bold;
    color: #333;
    max-width: 500px;

    margin-left: calc((100% - 500px) / 2 + 85px);
}

.input-row {
    display: flex;
    align-items: center;
    max-width: 500px;
    margin: 0 auto 25px auto;
}

.input-text {
    font-size: 14px;
    font-weight: bold;
    margin-right: 10px;
    white-space: nowrap;
    color: #1A237E;
}

.input-row input {
    flex: 1;
    padding: 12px;
    border-radius: 4px;
    border: 1px solid #999;
    font-size: 14px;
    outline: none;
}

.search-btn {
    display: block;
    margin: 0 auto;
    background: #1A237E;
    color: white;
    padding: 15px 50px;
    border: none;
    font-size: 18px;
    font-weight: bold;
    border-radius: 4px;
    cursor: pointer;
}

.search-btn:hover {
    background: #0d1654;
}

.error {
    color: red;
    font-size: 14px;
    margin-bottom: 15px;
}