body {
    font-family: 'Segoe UI', sans-serif;
    background: #fff;
    margin: 0;
    padding: 0;
}

.login-container {
    max-width: 600px;
    margin: 50px auto;
    padding: 30px;
    background: #fff;
    border: 14px solid #c00;
    border-radius: 15px;
    text-align: center;
}

.login-header {
    background: #c00;
    color: #fff;
    padding: 20px;
    font-size: 20px;
    font-weight: bold;
    border-radius: 10px 10px 0 0;
}

.login-header span {
    font-size: 26px;
    display: block;
    font-weight: normal;
}

.remember-me {
    display: flex;
    justify-content: center; /* ← 真ん中に揃える */
    align-items: center;
    margin-top: 15px;
    margin-bottom: 10px;
    font-size: 14px;
}

.remember-me input[type="checkbox"] {
    margin-right: 8px;
}

.form-group {
    margin-top: 20px;
    text-align: left;
}

.form-control {
    width: 100%;
    padding: 10px;
    margin-top: 5px;
    border-radius: 5px;
    border: 1px solid #aaa;
}

.checkbox {
    text-align: left;
    margin-top: 10px;
}

.login-button {
    width: 200px;
    background: #c00;
    color: #fff;
    padding: 12px;
    border: none;
    border-radius: 25px;
    font-size: 16px;
    margin-top: 20px;
    cursor: pointer;
}

.login-button:hover {
    background: #a00;
}

.forgot-link {
    margin-top: 15px;
}

.forgot-link a {
    color: blue;
    font-size: 13px;
}