Some custom CSS to style a form to look like a Native LP form

lpform.css

.button,
button,
input[type="submit"],
input[type="reset"],
input[type="button"] {
    width: 100%;
    display: inline-block;
    height: 38px;
    padding: 0 30px;
    color: #f2f2f2;
    text-align: center;
    font-size: 1em;
    font-weight: 600;
    line-height: 38px;
    letter-spacing: .1rem;
    text-transform: uppercase;
    text-decoration: none;
    /*white-space: nowrap; */
    background-color: rgb(250, 199, 60);
    border-radius: 4px;
    border: 1px solid #bbb;
    cursor: pointer;
    box-sizing: border-box;
    margin-top: 10px;
    transition: color 0.2s linear, background 0.2s linear, border-color 0.2s linear, text-shadow 0.2s linear;
}

.button:hover,
button:hover,
input[type="submit"]:hover,
input[type="reset"]:hover,
input[type="button"]:hover,
.button:focus,
button:focus,
input[type="submit"]:focus,
input[type="reset"]:focus,
input[type="button"]:focus {
    background-color: rgb(199, 158, 48); 
}

.button.button-primary,
button.button-primary,
input[type="submit"].button-primary,
input[type="reset"].button-primary,
input[type="button"].button-primary {
    color: #FFF;
    background-color: #33C3F0;
    border-color: #33C3F0;
}

.button.button-primary:hover,
button.button-primary:hover,
input[type="submit"].button-primary:hover,
input[type="reset"].button-primary:hover,
input[type="button"].button-primary:hover,
.button.button-primary:focus,
button.button-primary:focus,
input[type="submit"].button-primary:focus,
input[type="reset"].button-primary:focus,
input[type="button"].button-primary:focus {
    color: #FFF;
    background-color: #1EAEDB;
    border-color: #1EAEDB;
}


/* Forms
–––––––––––––––––––––––––––––––––––––––––––––––––– */

input[type="email"],
input[type="number"],
input[type="search"],
input[type="text"],
input[type="tel"],
input[type="url"],
input[type="password"],
textarea,
select {
    width: 100%;
    height: 38px;
    padding: 6px 10px;
    /* The 6px vertically centers text on FF, ignored by Webkit */
    background-color: #fff;
    border: 1px solid #D1D1D1;
    border-radius: 4px;
    box-shadow: none;
    box-sizing: border-box;
}


/* Removes awkward default styles on some inputs for iOS */

input[type="email"],
input[type="number"],
input[type="search"],
input[type="text"],
input[type="tel"],
input[type="url"],
input[type="password"],
textarea {
    -webkit-appearance: none;
    -moz-appearance: none;
    appearance: none;
}

textarea {
    min-height: 65px;
    padding-top: 6px;
    padding-bottom: 6px;
}

input[type="email"]:focus,
input[type="number"]:focus,
input[type="search"]:focus,
input[type="text"]:focus,
input[type="tel"]:focus,
input[type="url"]:focus,
input[type="password"]:focus,
textarea:focus,
select:focus {
    border: 1px solid #555000;
    box-shadow: rgba(76, 81, 93, 1) 0 0 1.5px 1px;
    outline: 0;
}

label,
legend {
    color: #ffffff;
    margin-bottom: .1rem;
    margin-top: 10px;
    font-weight: 600;
}

fieldset {
    padding: 0;
    border-width: 0;
}

input[type="checkbox"],
input[type="radio"] {
    display: inline;
}

label > .label-body {
    display: inline-block;
    margin-left: .5rem;
    font-weight: normal;
}

/* for IS specific fields */

.infusion-field{
    padding-top: 10px;
}

.infusion-submit{
    padding-top: 10px;
}