.mb-single-info #notify-me-form {
    padding: 10px 0;
    display: flex;
    flex-direction: column;
    width: 100%;
}
.mb-single-info #notify-me-form input {
    box-shadow: 0 0 10px rgba(54, 83, 120, .14);
    -webkit-box-shadow: rgba(54, 83, 120, .14) 0 0 10px;
    border: none;
    padding: 10px 5px;
    font-size: 12px;
    border-radius: 5px;
}
.mb-single-info #notify-me-form button {
    border: 1px solid red;
    padding: 10px 15px;
    border-radius: 5px;
    font-size: 12px;
    background-color: red;
    color: white;
    transition: all .3s ease;
}
.mb-single-info #notify-me-form button:hover {
    background-color: white;
    color: red;
}