zulip/web/styles/compose.css

#compose_buttons {
    text-align: right;
    display: flex;
    flex-direction: row;
    align-items: center;

    .new_message_button {
        margin-left: 4px;

        .button.small {
            font-size: 1em;
            padding: 3px 10px;
            vertical-align: middle;
        }

        .compose_mobile_button {
            & span {
                font-size: 1.2em !important;
                font-weight: 400;
                line-height: 1em;
            }
        }
    }

    .reply_button_container {
        flex: 1;
        min-width: 0;
        margin-left: 0;

        .compose_reply_button {
            width: 100%;
            text-align: left;
            overflow: hidden;
            white-space: nowrap;
            text-overflow: ellipsis;
        }
    }

    .mobile_button_container {
        @media (width >= $sm_min) {
            display: none;
        }
    }

    .stream_button_container,
    .private_button_container {
        @media (width < $sm_min) {
            display: none;
        }
    }
}

/* Main geometry for this element is in zulip.css */
#compose-content {
    background-color: hsl(232deg 30% 92%);
    transition: background-color 200ms linear;
    padding: 4px 4px 8px;
    border: 1px solid hsl(0deg 0% 0% / 10%);
    border-radius: 9px 9px 0 0;
    box-shadow: 0 0 0 hsl(236deg 11% 28%);
    height: 100%;
    display: flex;
    flex-flow: column;
    box-sizing: border-box;
}

.message_comp {
    display: none;
    padding: 5px 10px 0 5px;

    #compose_banners {
        max-height: min(25vh, 240px);
        overflow-y: auto;
    }
}

.autocomplete_secondary {
    opacity: 0.8;
    font-size: 85%;
}

.active .autocomplete_secondary {
    opacity: 1;
}

.narrow_to_compose_recipient_current_view_help {
    margin: 0;
    white-space: nowrap;
    overflow: hidden;
    text-overflow: ellipsis;
}

.compose_table {
    height: 100%;
    display: flex;
    flex-flow: column;

    .stream-selection-header-colorblock {
        box-shadow: none;
        border: 1px solid hsl(0deg 0% 80%);
        border-right: none;

        &.message_header_private_message {
            border-radius: 3px 0 0 3px;
            border-bottom: 0;
            background-color: hsl(0deg 0% 27%);
        }
    }

    #compose-recipient {
        &.compose-recipient-direct-selected {
            #compose_select_recipient_widget {
                border-radius: 4px !important;
            }

            .stream_header_colorblock {
                display: none;
            }
        }

        .topic-marker-container {
            /* Ensure the marker ( < ) stays centered vertically
              with the dropdown, even when adjacent stacking pills
              in, e.g., a group DM. */
            display: flex;
            align-items: center;
            height: var(--compose-recipient-box-min-height);

            .fa-angle-right {
                font-size: 0.9em;
                -webkit-text-stroke: 0.05em;
                align-self: center;
                margin: 0 5px;
            }
        }

        & a.narrow_to_compose_recipients {
            background: transparent;
            font-size: 18px;
            padding: 0 1px;
            align-self: center;
            line-height: 20px;
            opacity: 0.7;
            border: 0;
            margin-left: 3px;
            text-decoration: none;
            color: inherit;

            &:hover {
                opacity: 1;
            }
        }
    }

    #compose-direct-recipient {
        flex-grow: 1;
    }

    .message_header {
        background: none;
        background-color: hsl(0deg 0% 92%);
        border: none;
        border-radius: 0;
        box-shadow: none !important;
    }

    .messagebox {
        box-shadow: none !important;
    }
}

#send_message_form {
    margin: 0;
    height: 100%;

    .messagebox-wrapper {
        flex: 1;
    }

    .messagebox {
        /* normally 5px 14px; pull in the right and bottom a bit */
        cursor: default;
        padding: 0;
        background: none;
        box-shadow: none;
        border: none;
        height: 100%;
        display: flex;
        flex-flow: column;
    }

    .message_content {
        margin-right: 0;
    }
}

#below-compose-content {
    display: flex;
    flex-direction: column;
    width: 100%;
    margin-top: 6px;
    margin-bottom: -2px;

    .compose_bottom_top_container {
        display: flex;
    }

    .compose_bottom_bottom_container {
        display: flex;
        justify-content: space-between;
    }
}

#compose_limit_indicator {
    margin-right: 8px;
    font-size: 12px;
    color: hsl(39deg 100% 50%);
    align-self: center;

    &.over_limit {
        color: hsl(0deg 76% 65%);
        font-weight: bold;
    }
}

#compose {
    position: fixed;
    bottom: 0;
    left: 0;
    z-index: 4;
}

#compose-container {
    display: flex;
    flex-direction: column;
    width: 100%;
    margin: auto;
}

#compose_top {
    display: flex;
    justify-content: space-between;
    align-items: flex-start;
    padding-bottom: 5px;
}

#compose_top_right {
    display: flex;
    align-items: center;
    height: var(--compose-recipient-box-min-height);

    & button {
        background: transparent;
        color: inherit;
        font-size: 15px;
        font-weight: normal;
        line-height: 20px;
        opacity: 0.7;
        border: 0;
        padding: 0;
        margin-left: 4px;
        vertical-align: unset;
        text-shadow: none;

        &:hover {
            opacity: 1;
        }
    }
}

.collapse_composebox_button,
#compose_close {
    display: none;
}

.main-view-banner {
    margin-bottom: 20px;
    border-radius: 5px;
    border: 1px solid;
    display: flex;
    /* Baseline alignment ensures the closing X
       appears centered with the banner text. */
    align-items: baseline;
    font-size: 15px;
    line-height: 18px;

    .main-view-banner-elements-wrapper {
        display: flex;
        /* Baseline alignment ensures the banner
           and button text appear centered with
           each other. */
        align-items: baseline;
        /* Allow this flex container to grow or
           shrink to fit the outer container. */
        flex: 1 1 auto;
        /* Allow items to wrap; this supports an
           intrinsic layout for banner text and
           buttons, which will always occupy the
           space available, without our having
           to fiddle with tons of media queries. */
        flex-wrap: wrap;
    }

    & p {
        margin: 0; /* override bootstrap */
        /* 5px right padding + 10px left-margin of the neighbouring button will match the left padding */
        padding: 8px 5px 8px 15px;
        /* The banner text uses a flex-basis of 150px,
           which is roughly the width at which banner
           text lines are still comfortably readable.
           Still, it can grow and shrink as needed. */
        flex: 1 1 150px;
    }

    .main-view-banner-action-button,
    .upload_banner_cancel_button {
        border: none;
        border-radius: 4px;
        padding: 5px 10px;
        font-weight: 600;
        margin-top: 4.5px;
        margin-bottom: 4.5px;
        /* Buttons take a minimum height for
           when their text fits on a single
           line. */
        min-height: 32px;
        /* When we're larger than large mobile
           scales ($ml_min), flex the button to
           its max-content, i.e., all its text
           on a single line. But do not grow in
           order to avoid awkward, oversized
           buttons within the flex group. */
        flex: 0 1 max-content;
        /* Use this margin-left hack to keep
           the button to the righthand side of
           the banner. */
        margin-left: auto;

        @media (width < $ml_min) {
            /* When we're smaller than large mobile
               scales, we allow the button to grow,
               so that it can span the full width of
               narrow, mobile-scale banners as it
               wraps onto a second line.

               We also allow the button to shrink,
               so that, for example, the text can
               wrap on the schedule-message button
               that appears when undoing a scheduled
               message. */
            flex: 1 1 max-content;
            /* Use a 10px left margin to keep the
               button away from the edge of the
               banner box to match the banner text;
               we need this only at small scales,
               when the button grows to the full
               width of the flex container. */
            margin-left: 10px;
        }
        /* Extra margin to ensure the layout is identical when there is no
           close button. */
        &.right_edge {
            margin-right: 10px;
        }
    }

    .main-view-banner-close-button {
        font-size: 16px;
        text-decoration: none;
        padding: 9px 8px;
    }

    &.success {
        background-color: hsl(147deg 43% 92%);
        border: 1px solid hsl(147deg 57% 25% / 40%);
        color: hsl(147deg 57% 25%);

        .main-view-banner-close-button {
            color: hsl(147deg 57% 25% / 50%);

            &:hover {
                color: hsl(147deg 57% 25%);
            }

            &:active {
                color: hsl(147deg 57% 25% / 75%);
            }
        }

        .main-view-banner-action-button {
            background-color: hsl(147deg 57% 25% / 10%);
            color: inherit;

            &:hover {
                background-color: hsl(147deg 57% 25% / 12%);
            }

            &:active {
                background-color: hsl(147deg 57% 25% / 15%);
            }
        }
    }

    /* warning and warning-style classes have the same CSS; this is since
    the warning class has some associated javascript which we do not want
    for some of the banners, for which we use the warning-style class. */
    &.warning,
    &.warning-style {
        background-color: hsl(50deg 75% 92%);
        border-color: hsl(38deg 44% 27% / 40%);
        color: hsl(38deg 44% 27%);

        .main-view-banner-close-button {
            color: hsl(38deg 44% 27% / 50%);

            &:hover {
                color: hsl(38deg 44% 27%);
            }

            &:active {
                color: hsl(38deg 44% 27% / 75%);
            }
        }

        .main-view-banner-action-button {
            background-color: hsl(38deg 44% 27% / 10%);
            color: inherit;

            &:hover {
                background-color: hsl(38deg 44% 27% / 12%);
            }

            &:active {
                background-color: hsl(38deg 44% 27% / 15%);
            }
        }
    }

    &.error {
        background-color: hsl(4deg 35% 90%);
        border-color: hsl(3deg 57% 33% / 40%);
        color: hsl(4deg 58% 33%);

        .main-view-banner-close-button {
            color: hsl(4deg 58% 33% / 50%);

            &:hover {
                color: hsl(4deg 58% 33%);
            }

            &:active {
                color: hsl(4deg 58% 33% / 75%);
            }
        }

        .main-view-banner-action-button {
            background-color: hsl(3deg 57% 33% / 10%);
            color: inherit;

            &:hover {
                background-color: hsl(3deg 57% 33% / 12%);
            }

            &:active {
                background-color: hsl(3deg 57% 33% / 15%);
            }
        }
    }

    &.info {
        background-color: hsl(204deg 58% 92%);
        border-color: hsl(204deg 49% 29% / 40%);
        position: relative;
        color: hsl(204deg 49% 29%);

        .main-view-banner-close-button {
            color: hsl(204deg 49% 29% / 50%);

            &:hover {
                color: hsl(204deg 49% 29%);
            }

            &:active {
                color: hsl(204deg 49% 29% / 75%);
            }
        }

        .main-view-banner-action-button,
        .upload_banner_cancel_button {
            background-color: hsl(204deg 49% 29% / 10%);
            color: inherit;

            &:hover {
                background-color: hsl(204deg 49% 29% / 12%);
            }

            &:active {
                background-color: hsl(204deg 49% 29% / 15%);
            }
        }
    }
}

.upload_banner {
    overflow: hidden;

    &.hidden {
        display: none;
    }

    .moving_bar {
        position: absolute;
        width: 0;
        /* The progress updates seem to come every second or so,
        so this is the smoothest it can probably get. */
        transition: width 1s ease-in-out;
        background: hsl(204deg 63% 85%);
        top: 0;
        bottom: 0;
    }

    .upload_msg {
        flex-grow: 1;
    }

    .upload_msg,
    .main-view-banner-close-button,
    .upload_banner_cancel_button {
        z-index: 1;
        position: relative;
    }
}

.composition-area {
    position: relative;
    flex: 1;
}

@keyframes message-limit-flash {
    0% {
        box-shadow: none;
    }

    100% {
        box-shadow: 0 0 0 1pt hsl(0deg 76% 65%);
    }
}

textarea.new_message_textarea {
    display: table-cell;
    width: calc(100% - 12px);
    padding: 5px;
    height: 1.5em;
    max-height: 22em;
    margin-bottom: 0;
    resize: vertical !important;
    margin-top: 5px;
    border-radius: 4px;
    color: hsl(0deg 0% 33%);
    background-color: hsl(0deg 0% 100%);

    &.over_limit,
    &.over_limit:focus {
        box-shadow: 0 0 0 1pt hsl(0deg 76% 65%);

        &.flash {
            animation: message-limit-flash 0.5s ease-in-out infinite;
        }
    }

    &:read-only,
    &:disabled {
        cursor: not-allowed;
        background-color: hsl(0deg 0% 93%);
    }

    &.invalid,
    &.invalid:focus {
        border: 1px solid hsl(3deg 57% 33%);
        box-shadow: 0 0 2px hsl(3deg 57% 33%);
    }
}

textarea.new_message_textarea,
.compose_table .recipient_box {
    border: 1px solid hsl(0deg 0% 0% / 20%);
    box-shadow: none;
    transition: border 0.2s ease;
    color: var(--color-text-default);

    &:focus {
        outline: 0;
        border: 1px solid hsl(0deg 0% 67%);
        box-shadow: none;
    }
}

input.recipient_box {
    margin: 0;
    padding: 0 6px;
    height: auto;
    border-radius: 3px;
}

#compose_select_recipient_widget {
    border-radius: 0 4px 4px 0;
    width: auto;
    outline: none;

    &.dropdown-widget-button {
        padding: 0 6px;
    }
}

#stream_message_recipient_topic.recipient_box {
    width: 100%;
    /* This width roughly corresponds to how long of a topic can appear in
       the left sidebar with a single digit unread count without being
       cut off. */
    max-width: 175px;
}

#private_message_recipient.recipient_box {
    width: 100%;
}

#compose-send-button {
    padding: 3px 12px;
    margin-bottom: 0;
    font-weight: 600;
    font-size: 0.9em;
    border-radius: 4px 0 0 4px;

    .loader {
        display: none;
        position: relative;
        top: -6px;
    }
}

.enter_sends_choices {
    .enter_sends_choice {
        display: flex;
        gap: 8px;
        padding-top: 4px;

        & input[type="radio"] {
            position: relative;
            top: 5px;
            width: auto;
            cursor: pointer;
            margin: 4px 0 0;

            &:focus {
                outline: 1px dotted hsl(0deg 0% 20%);
                outline: 5px auto -webkit-focus-ring-color;
                outline-offset: -2px;
            }
        }

        &:first-child {
            padding: 0 0 4px;
            border-bottom: 1px solid hsl(0deg 0% 0% / 20%);
        }
    }

    .enter_sends_choice_text {
        display: flex;
        flex-direction: column;
    }

    .enter_sends_minor,
    .enter_sends_minor kbd {
        opacity: 0.9;
        font-size: 11px;
        color: hsl(0deg 0% 50%);
    }
}

.open_enter_sends_dialog {
    font-size: 12px;
    height: 14px;
    padding-left: 4px;
    opacity: 0.7;
    margin-bottom: 5px;
    position: relative;
    top: -2px;
    cursor: pointer;

    @media (width < $mm_min) {
        font-size: 11px;
    }

    & kbd {
        padding: 0 4px;
    }

    &:hover {
        opacity: 1;
    }

    .enter_sends_true,
    .enter_sends_false {
        display: none;
    }

    & i {
        padding-left: 3px;
        font-size: 12px;
        font-weight: 600;
    }
}

#compose-recipient {
    display: flex;
    width: 100%;
    /* Use this containing flex element to
      establish the minimum height of all its
      children; the default `align-items: stretch`
      (which is set on any flexbox without specifying
      it) ensures that the child flex items will
      always stretch to fit the height set here;
      larger heights, such as on group-DM pills,
      will allow this to grow as needed.
      Child flex items like chevrons take
      `align-self: center` to center only
      themselves, where necessary. */
    min-height: var(--compose-recipient-box-min-height);
}

.compose_control_buttons_container {
    margin-right: auto;
    display: flex;
    gap: 4px;
    align-items: center;

    /* We use the selector in this manner to maintain specificity. */
    .compose_control_button_container .compose_gif_icon {
        font-size: 22px;

        /* Remove top and bottom padding. This is necessary
         * because `compose_gif_icon` is no longer a flex item.  */
        padding: 0 5px;
    }

    .compose_control_button {
        padding: 5px;
        opacity: 0.7;
        color: inherit;
        text-decoration: none;
        font-size: 17px;
        text-align: center;

        &:hover {
            opacity: 1;
        }
    }

    .fa-eye {
        position: relative;
        top: -0.7px;
    }

    .compose_control_menu {
        padding: 0 1px;
        font-size: 18px;
    }

    .compose_control_menu_wrapper {
        opacity: 0.7;
        padding: 0;
        margin: 0;

        &:hover {
            opacity: 1;
        }

        .compose_control_menu {
            opacity: 1;
        }
    }

    .hide-sm,
    .hide-lg {
        display: flex;
        align-items: center;
        gap: 4px;
        padding: 0;
        margin: 0;
    }

    .divider {
        color: hsl(0deg 0% 75%);
        font-size: 20px;
        margin: 0 3px;
    }

    .compose_draft_button {
        font-size: 15px;
        font-weight: 600;
        font-family: "Source Sans 3 VF", sans-serif;
        padding: 0 5px;
        position: relative;
        top: 0.7px;
    }

    .compose_help_button {
        font-size: 20px;
        line-height: 17px;
    }
}

.compose_right_float_container {
    display: flex;
    flex-direction: row;
    white-space: nowrap;
    margin-top: 2px;
    height: 24px;

    &.disabled-compose-send-button-container {
        cursor: not-allowed;

        & button {
            pointer-events: none;
            background-color: hsl(0deg 0% 65%);
        }
    }
}

.drag {
    display: none;
    height: 18px;
    width: 100%;
    top: 23px;
    position: relative;
    cursor: ns-resize;
}

.preview_message_area {
    /* minus 5px padding. */
    width: calc(100% - 12px);
    padding: 5px;
    margin-top: 5px;
    /* the maximum height the textarea gets to. */
    max-height: 308px;
    /* the minimum height the textarea collapses to. */
    min-height: 42px;
    overflow: auto;

    border: 1px solid hsl(0deg 0% 67%);
    border-radius: 4px;
    background-color: hsl(0deg 0% 98%);
    cursor: not-allowed;
}

.markdown_preview_spinner {
    margin: auto;
}

#compose_select_recipient_widget_wrapper {
    display: flex;
    justify-content: flex-start;
    height: var(--compose-recipient-box-min-height);

    .stream_header_colorblock {
        margin: 0;
    }

    .dropdown_widget_value {
        flex-grow: 1;
        overflow: hidden;
        text-overflow: ellipsis;
        white-space: nowrap;
        color: var(--color-text-default);

        .stream-privacy-type-icon {
            font-size: 13px;
            width: 13px;
            height: 13px;
            position: relative;
            top: 2px;
        }
    }

    .fa-chevron-down {
        padding-left: 5px;
        color: hsl(0deg 0% 58%);
        font-weight: lighter;
    }

    /* This is the "Select a stream" default message */
    .text-warning {
        color: inherit;
    }
}

.dropdown-menu {
    & ul {
        list-style: none;
        margin: 0;
        background: hsl(0deg 0% 100%);
    }

    .typeahead-header {
        margin: 0;
        padding-left: 20px;
        padding-right: 20px;
        padding-top: 4px;
        border-top: 1px solid hsl(0deg 0% 0% / 20%);
        display: flex;
        align-items: center;
    }

    #typeahead-header-text {
        font-size: 12px;
    }

    &.typeahead {
        background: hsl(0deg 0% 100%);
    }
}

.compose_mobile_stream_button i,
.compose_mobile_private_button i {
    margin-right: 4px;
}

/* `^` icon located next to `Send` / `Scheduled` button which shows
   options to schedule the message. */
#send_later {
    display: flex;
    align-items: center;
    float: right;
    color: hsl(0deg 0% 100%);
    border-radius: 0 4px 4px 0;
    padding: 0;
    margin: 0;

    .zulip-icon {
        padding: 5px 3px;
        font-size: 17px;
    }

    .separator-line {
        background-color: hsl(0deg 0% 100% / 65%);
        height: 70%;
        width: 1px;
    }

    &:hover,
    &:focus {
        box-shadow: none;
    }
}

@media (width < $xl_min) {
    #compose-content {
        margin-right: 7px;
    }
}

@media (width < $md_min) {
    #compose-content {
        margin-right: 7px;
        margin-left: 7px;
    }
}

@media (width < $mm_min) {
    #compose-content {
        margin-right: 5px;
        margin-left: 5px;
    }
}

#compose.compose-fullscreen {
    z-index: 99;

    #compose-container {
        height: 100%;
    }

    .message_comp {
        flex: 1;
        display: flex !important;
        flex-flow: column;
    }

    #compose-textarea,
    #preview_message_area {
        /* Setting height to 0 is necessary to make the flex+Simplebar
           combination work correctly, without pushing the compose
           controls offscreen when previewing a very tall message. */
        max-height: none !important;
        height: 0;
        flex: 1;
    }
}

.preview_mode {
    .preview_mode_disabled {
        cursor: not-allowed;
        opacity: 0.3;

        .compose_control_button {
            pointer-events: none;
        }
    }
}