#login_area .company_logo {
    width: 200px;
}

#login_area .title{
    font-size: 24px;
    text-align: center;
}

#login_area .container {
    width: 300px;
    margin: 60px auto 0;
    text-align: center;
    padding: 20px;
    background-color: #ffffff;
    border: 1px solid #ccc;
    border-radius: 5px;
}

#login_area h2 {
    text-align: center;
    margin-bottom: 20px;
}

#login_area input {
    width: 93%;
    padding: 10px;
    margin-bottom: 10px;
    border: 1px solid #ccc;
    border-radius: 4px;
}

#login_area input:placeholder-shown{/*未入力*/
    background: #ffc8c8;
}

#login_area button {
    width: 100%;
    padding: 10px;
    background-color: #4CAF50;
    color: #ffffff;
    border: none;
    border-radius: 4px;
    cursor: pointer;
}

#login_area button:hover {
    background-color: #45a049;
}