* {
    padding: 0;
    margin: 0;
    font-family: Arial, Helvetica, sans-serif;
    text-align: center;
}

body {
    background-color: gainsboro;
}

form {
    background-color: #003147;
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    padding: 20px 30px 15px 30px;
    color: white;
    border-radius: 2px;
}

input [type="text"] {
    padding: 20px;
    border: none;
    outline: none;
}

.form-control {
    width: 100%;
    padding: 20px;
    border-radius: 2px;
    text-align: center;
}

form div {
    padding-bottom: 7px;
}

form .summary {
    color: #fff;
    text-decoration: none;
    list-style-type: none;
}

form div a {
    color: #fff;
}

input[type="submit"] {
    background-color: dodgerblue;
    border: none;
    padding: 15px;
    margin-bottom: 15px;
    width: 100%;
    border-radius: 2px;
    color: white;
    font-size: 15px;
    cursor: pointer;
}

.alert {
    position: center;
    width: 100%;
}

@media (max-width: 450px) {

    form {
        width: 300px;
    }
}