Ghost/ghost/admin/app/styles/patterns/forms.css

/* Forms
/* ---------------------------------------------------------- */

form label {
    display: block;
    color: var(--darkgrey);
    font-size: 1.3rem;
    font-weight: bold;
    user-select: text;
}

form .word-count {
    float: right;
    font-weight: bold;
}

fieldset {
    margin: 0 0 3em 0;
    padding: 0;
    border: none;
    user-select: text;
}

legend {
    display: block;
    margin: 2em 0;
    width: 100%;
    border-bottom: color(var(--lightgrey) l(-5%) s(-10%)) 1px solid;
    color: var(--midgrey);
    font-size: 1.2em;
    line-height: 2.0em;
    user-select: text;
}

input {
    user-select: text;
}

::-webkit-input-placeholder {
    color: color(var(--midgrey) l(+18%));
    font-weight: 200;
}

:-ms-input-placeholder {
    color: color(var(--midgrey) l(+18%));
    font-weight: 200;
}

.error .response {
    color: var(--red);
}


/* Form Groups
/* ---------------------------------------------------------- */

.form-group {
    position: relative;
    margin-bottom: 1.6em;
    max-width: 700px;
    width: 100%;
    user-select: text;
}

.form-group p {
    margin: 4px 0 0 0;
    color: var(--midgrey);
    font-size: 1.25rem;
}

.form-group h3 {
    margin-bottom: 1.6em;
    font-size: 1.5rem;
}

.form-group label {
    margin-bottom: 4px;
}

@media (max-width: 550px) {
    .form-group {
        max-width: 100%;
    }
}


/* Input Icons
/* ---------------------------------------------------------- */

.gh-input-icon {
    position: relative;
    display: block;
}

.gh-input-icon svg {
    position: absolute;
    top: 50%;
    left: 10px;
    z-index: 2;
    height: 14px;
    width: 14px;
    fill: color(var(--midgrey) l(+15%));
    transform: translateY(-7px);
}

.gh-input-icon.gh-icon-link svg path {
    stroke: color(var(--midgrey) l(+15%));
}

.gh-input-icon input {
    padding-left: 35px;
}

.gh-input-icon .gh-select select {
    padding-left: 35px;
}

/* Inputs
/* ---------------------------------------------------------- */

.gh-input,
.gh-select,
select {
    display: block;
    padding: 10px 12px;
    width: 100%;
    height: 40px;
    border: color(var(--lightgrey) l(-5%) s(-10%)) 1px solid;
    border-radius: var(--border-radius);
    color: color(var(--midgrey) l(-18%));
    font-size: 1.6rem;
    line-height: 1em;
    font-weight: 300;
    user-select: text;
    transition: border-color 0.15s linear;

    -webkit-appearance: none;
}

.gh-select,
select {
    cursor: pointer;
}

.gh-input.error,
.error .gh-input,
.gh-select.error,
select.error {
    border-color: var(--red);
}

.gh-input:focus,
.gh-input.focus,
.gh-select:focus,
select:focus {
    outline: 0;
    border-color: color(var(--lightgrey) l(-15%) s(-10%));
}

textarea {
    min-width: 250px;
    min-height: 10rem;
    max-width: 500px;
    width: 100%;
    height: auto;
    line-height: 1.5;
    user-select: text;
    resize: vertical;
}


/* Radio / Checkboxes
/* ---------------------------------------------------------- */

.for-radio label,
.for-checkbox label {
    display: block;
    padding-bottom: 4px;
    cursor: pointer;
}

.for-radio label p,
.for-checkbox label p {
    overflow: auto;
    color: var(--darkgrey);
    font-weight: normal;
}

.for-radio input,
.for-checkbox input {
    position: absolute;
    top: 0;
    right: 0;
    bottom: 0;
    display:none;
}

.for-radio .input-toggle-component,
.for-checkbox .input-toggle-component {
    position: relative;
    top: 1px;
    display: inline-block;
    float: left;
    margin-right: 7px;
    width: 18px;
    height: 18px;
    border: 1px solid color(var(--lightgrey) l(-5%) s(-10%));
    background: #fff;
}

.for-checkbox label:hover input:not(:checked) + .input-toggle-component,
.for-radio label:hover input:not(:checked) + .input-toggle-component {
    border-color: color(var(--lightgrey) l(-15%) s(-10%));
}

.for-checkbox .input-toggle-component {
    border-radius: 4px;
}

.for-checkbox .input-toggle-component {
    transition: background 0.15s ease-in-out, border-color 0.15s ease-in-out;
}

.for-checkbox .input-toggle-component:before {
    content: "";
    position: absolute;
    top: 4px;
    left: 3px;
    width: 10px;
    height: 6px;
    border: 2px solid #fff;
    border-top: none;
    border-right: none;
    opacity: 0;
    transition: opacity 0.15s ease-in-out;
    transform: rotate(-45deg);
}

.for-checkbox input:checked + .input-toggle-component {
    border-color: color(var(--green) lightness(-10%));
    background: var(--green);
}

.for-checkbox input:checked + .input-toggle-component:before {
    opacity: 1;
}

.for-radio .input-toggle-component {
    border-radius: 100px;
}

.for-radio .input-toggle-component {
    transition: background 0.15s ease-in-out, border-color 0.15s ease-in-out;
}

.for-radio .input-toggle-component:before {
    content: "";
    position: absolute;
    top: 4px;
    left: 4px;
    width: 8px;
    height: 8px;
    background: #fff;
    border-radius: 100%;
    opacity: 0;
    transition: opacity 0.15s ease-in-out;
}

.for-radio input:checked + .input-toggle-component {
    border-color: color(var(--green) lightness(-10%));
    background: var(--green);
}

.for-radio input:checked + .input-toggle-component:before {
    opacity: 1;
}


/* Select
/* ---------------------------------------------------------- */

.gh-select {
    position: relative;
    display: block;
    padding: 0;
    max-width: 100%;
    width: 100%;
    border-width: 0;
}

.gh-select svg {
    height: 8px;
    width: 8px;
    position: absolute;
    top: 50%;
    right: 1.2rem;
    left: inherit;
    margin-top: -0.2em;
    pointer-events: none;
    speak: none;
    transform: inherit;
}

.gh-select svg path {
    stroke: color(var(--midgrey) l(+15%));
}

.gh-select select {
    padding: 10px 12px;
    outline: none;
    background: #fff;
    text-indent: 0.01px;
    text-overflow: "";
    line-height: normal;

    appearance: none;
    -webkit-appearance: none;
    -moz-appearance: window;
}

.gh-select select::-ms-expand {
    display: none;
}

.gh-select select:-moz-focusring {
    color: transparent;
    text-shadow: 0 0 0 #000;
}


/* File Uploads
/* ---------------------------------------------------------- */

.gh-input-file {
    font-size: 1.2rem;
    width: auto;
    height: auto;
}

.gh-input-file + .gh-btn {
    margin-left: 10px;
}

/* FFF: Fucking Firefox Fixes
/* ---------------------------------------------------------- */

@-moz-document url-prefix() {
    .gh-select {
        border-width: 1px;
    }
    .gh-select select {
        padding: 7px 10px 7px 8px;
    }
    .gh-select:focus {
        border-color: color(var(--lightgrey) l(-15%) s(-10%));
    }
}