.form {
    width: 100%;
    padding: 0 20px 20px 20px;
    box-sizing: border-box;
    background: none;
    border: none;
}

.form label,
.form input[type="text"],
.form input[type="submit"],
.form input[type="email"],
.form input[type="number"],
.form input[type="tel"],
.form select,
.form textarea {
    font-size: 16px;
    line-height: 1.3;
    padding:14;
}

.form label {
    font-weight: bold;
    background-color: transparent;
    line-height: 3;
    margin: 25px auto;
}

.form input[type="checkbox"] {
    margin-top: 10px
}

.form input[type="text"],
.form input[type="submit"],
.form input[type="email"],
.form input[type="number"],
.form input[type="tel"],
.form select,
.form textarea {
    -webkit-appearance: none;
    appearance: none;
    border: 1px solid rgba( 0, 0, 0, 0.25 );
    color: #FFF;
    border-radius: 3px;
    padding: 12px;
    height: 43px;
}

.form textarea {
    width: 100%;
    box-sizing: border-box;
    height: 120px;
    resize: none;
}

@media (min-width: 640px){
    .form input[type="text"],
    .form input[type="email"] {
        width: 70%;
        box-sizing: border-box;
    }
}
@media (max-width: 640px){
    .form input[type="text"],
    .form input[type="email"] {
        width: 100%;
        box-sizing: border-box;
    }
}

.form input[type="submit"],
.form input[type="number"],
.form input[type="tel"],
.form select {
    width: 50%;
}

.form input[type="button"] {
    max-width: 200px;
    margin: 10px 20px;
    color: #000;
    border: 1px solid #ccc !important
}

.form input[type="button"]:hover {
    background-color: #000000;
    color: #ffffff;
}

details[open] + .add-my-set {
    background-color: #222;
    border-bottom-left-radius: .5em;
    border-bottom-right-radius: .5em;
    padding: 10px;
}

details[open] {
    border-bottom-left-radius: 0;
    border-bottom-right-radius: 0;
}

details[open] summary {
    border-bottom: 1px black dotted;
}

details {
    background-color: #222;
    padding: 10px;
    border-radius: .5em;
}

details summary {
    /* padding: 0 20px; */
    background-color: #222;
}

details summary span {
    white-space: nowrap;
    display: inline-block;
}

.add-my-set p span {
    font-size: .8em;
    padding-left: 1em;
}