html {
    -webkit-text-size-adjust: 100%;
}

body,
p,
h1,
h2,
h3,
h4,
h5,
h6,
dl,
dd,
input,
textarea,
button {
    margin: 0;
    padding: 0;
}

body {
    background: transparent;
    font-size: 14px;
    color: #666;
    font-family: Tahoma, 'microsoft yahei', Geneva, sans-serif;
    line-height: 1.5;
    -webkit-touch-callout: none;
    -webkit-font-smoothing: antialiased;
}

* {
    -webkit-tap-highlight-color: rgba(255, 255, 255, 0);
}

h1,
h2,
h3,
h4,
h5,
em,
i {
    font-weight: 400;
}

em,
i {
    font-style: normal;
}

img {
    border: 0;
    vertical-align: middle;
    max-width: 100%;
}

svg {
    max-width: 100%;
    max-height: 100%;
}

svg image {
    max-width: 100%;
    max-height: 100%;
}

a {
    outline: 0;
}

input,
select,
textarea {
    font-size: 100%;
    border: 0;
    outline: 0;
    -webkit-appearance: none;
}

input::-webkit-input-placeholder,
textarea::-webkit-input-placeholder {
    color: #999;
}

.flex {
    display: -webkit-flex;
    display: flex;
}

.flex_item {
    min-width: 0;
    -webkit-box-flex: 1;
    -webkit-flex: 1;
    flex: 1;
}

.relative {
    position: relative;
}

body {
    -webkit-user-select: none;
    user-select: none;
}

.read_c {
    color: #222;
    font-size: 14px;
    box-sizing: border-box;
}

.read_c::before {
    content: '';
    clear: both;
    display: block;
}

.read_c p {
    margin-bottom: 1em;
    line-height: 1.75em;
}

html,
body {
    overflow-x: hidden !important;
}

.h5_mainbody {
    padding-left: 20px;
    padding-right: 20px;
}

.read_e {
    font-size: 16px;
}

.read_e .read_tit {
    margin-bottom: 1.5em;
    font-size: 18px;
    font-weight: 700;
    margin-top: 20px !important;
}

.epub_c {
    width: 100vw;
    height: 100vh;
    overflow: hidden;
    position: relative;
    user-select: none;
    -webkit-user-select: none;
}

.read_shadow {
    width: 100vw;
    height: 100vh;
    overflow: hidden;
    position: absolute;
    top: 0;
    left: 0;
    z-index: 2;
}

.read_c {
    width: 100vw;
    height: 100vh;
    position: absolute;
    top: 0;
    left: 0;
    z-index: 1;
    overflow: hidden;
    column-fill: auto;
    column-gap: 0;
    column-width: 100vw;
    -webkit-backface-visibility: hidden;
    box-sizing: border-box;
    background-size: 100% 100%;
}

.read_c.double_flip {
    column-width: 50vw;
}

.h5_flip {
    height: auto;
    overflow: auto;
}

.h5_flip .read_c {
    min-height: 100vh;
    height: auto;
    position: relative;
    columns: auto;
}

.night .read_c {
    color: #2f6076;
    background: #03202f;
}

.night .read_c p {
    color: #2f6076;
}

.night_mask {
    width: 100vw;
    height: 100vh;
    background: rgba(0, 0, 0, 0.3);
    position: fixed;
    top: 0;
    left: 0;
    z-index: 101;
    pointer-events: none;
    display: none;
}

.night .night_mask {
    display: block;
}

.epub_boundary {
    width: 40px;
    height: 40px;
    margin-left: -20px;
    position: absolute;
    left: 0;
    top: 0;
    z-index: 11;
}

.epub_boundary::before {
    width: 1px;
    height: 100%;
    content: '';
    background: #cd2425;
    position: absolute;
    left: 20px;
    top: 0;
}

.epub_boundary::after {
    width: 7px;
    height: 7px;
    content: '';
    border-radius: 4px;
    background: #cd2425;
    position: absolute;
    left: 17px;
}

.epub_boundary.h5_c2::before {
    background: #3de00f;
}

.epub_boundary.h5_c2::after {
    background: #3de00f;
}

.epub_boundary.h5_c3::before {
    background: #c25eff;
}

.epub_boundary.h5_c3::after {
    background: #c25eff;
}

.epub_boundary.h5_c4::before {
    background: #00dbff;
}

.epub_boundary.h5_c4::after {
    background: #00dbff;
}

[data-js='boundary1']::after {
    top: -4px;
}

[data-js='boundary2']::after {
    bottom: -4px;
}

.up [data-js='boundary1']::after {
    top: auto;
    bottom: -4px;
}

.up [data-js='boundary2']::after {
    bottom: auto;
    top: -4px;
}

.bubble {
    max-width: 312px;
    padding: 8px 4px;
    color: rgba(255, 255, 255, 0.9);
    border-radius: 4px;
    background: #262626;
    position: absolute;
    top: 0;
    left: 50%;
    z-index: 13;
    -webkit-transform: translateX(-50%);
    transform: translateX(-50%);
    opacity: 0;
    pointer-events: none;
    transition: opacity 0.3s;
}

.bubble.idea_detail {
    width: 282px;
    padding-left: 20px;
    padding-right: 20px;
}

.idea_detail .idea_c {
    margin: 10px 0 8px;
    display: block;
}

.idea_c {
    display: none;
}

.idea_c::after {
    height: 1px;
    content: '';
    background: rgba(255, 255, 255, 0.2);
    display: block;
}

@media screen and (-webkit-min-device-pixel-ratio: 2) {
    .idea_c::after {
        background-color: transparent;
        background-position: 0 0;
        background-image: -webkit-gradient(linear,
                left top,
                left bottom,
                color-stop(0.5, rgba(255, 255, 255, 0.2)),
                color-stop(0.5, transparent));
        background-image: linear-gradient(rgba(255, 255, 255, 0.2) 50%,
                transparent 50%);
    }
}

@media screen and (-webkit-min-device-pixel-ratio: 3) {
    .idea_c::after {
        background-image: -webkit-gradient(linear,
                left top,
                left bottom,
                color-stop(0.666, rgba(255, 255, 255, 0.2)),
                color-stop(0.666, transparent));
        background-image: linear-gradient(rgba(255, 255, 255, 0.2) 66.6%,
                transparent 66.6%);
    }
}

.idea_detail .idea_txt {
    max-height: 160px;
    margin-bottom: 6px;
    font-size: 14px;
    line-height: 20px;
    color: rgba(255, 255, 255, 0.9);
    overflow: auto;
}

.idea_detail .idea_time {
    padding-bottom: 8px;
    font-size: 12px;
    color: rgba(255, 255, 255, 0.6);
}

.bubble.show {
    opacity: 1;
    pointer-events: auto;
}

.bubble.down::after {
    width: 0;
    height: 0;
    margin-left: -4px;
    content: '';
    border-width: 8px;
    border-color: #222 transparent transparent transparent;
    border-style: solid;
    position: absolute;
    bottom: -16px;
    left: 50%;
}

.bubble.up::after {
    width: 0;
    height: 0;
    margin-left: -5px;
    content: '';
    border-width: 10px;
    border-color: transparent transparent #262626 transparent;
    border-style: solid;
    position: absolute;
    top: -20px;
    left: 50%;
}

.bubble .icon_idea,
.bubble .icon_line,
.bubble .icon_color {
    height: 30px;
    margin: 0 4px;
    font-size: 14px;
    line-height: 30px;
}

.icon_c {
    white-space: nowrap;
    overflow: scroll;
}

.icon_c .flex_item {
    min-width: 90px;
}

.icon_copy {
    display: none;
}

.icon_line {
    min-width: 28px;
    padding-left: 24px;
    padding-right: 8px;
    background: url("data:image/svg+xml,%3Csvg version='1.1' xmlns='http://www.w3.org/2000/svg' x='0' y='0' viewBox='0 0 64 64' style='fill:rgba(255%2C255%2C255%2C0.9);enable-background:new 0 0 64 64;'%3E%3Cstyle type='text/css'%3E .st0 %7B opacity: 0.9; enable-background: new; %7D %3C/style%3E%3Cpath class='st0' d='M31.5,14.3l-6.7,16.8h13.3L31.5,14.3z M34.8,7L50,46h-6l-4.2-10.8H23.3L19,46h-5.1L29.3,7H34.8z M55,53 c1.1,0,2,0.9,2,2s-0.9,2-2,2H9c-1.1,0-2-0.9-2-2s0.9-2,2-2H55z' /%3E%3C/svg%3E") no-repeat 4px center;
    background-size: 16px 16px;
    flex-shrink: 0;
}

.icon_line.h5_line {
    background-image: url("data:image/svg+xml,%3Csvg version='1.1' xmlns='http://www.w3.org/2000/svg' x='0' y='0' viewBox='0 0 64 64' style='fill:rgba(255%2C255%2C255%2C0.9);enable-background:new 0 0 64 64;'%3E%3Cstyle type='text/css'%3E .st0%7Bopacity:0.9;enable-background:new ;%7D%0A%3C/style%3E%3Cpath class='st0' d='M31.5,14.3L28.9,21l7.2,5L31.5,14.3z M34.8,7l9.6,24.6l11.7,8c0.7,0.5,0.8,1.4,0.4,2.1 c-0.1,0.1-0.1,0.1-0.2,0.2c-0.7,0.7-1.9,0.8-2.7,0.3L14.8,15.5c-0.7-0.5-0.8-1.4-0.4-2.1c0.1-0.1,0.1-0.1,0.2-0.2 c0.7-0.7,1.9-0.8,2.7-0.3l7.5,5.2L29.3,7H34.8z M23,22.8l4,2.8l-2.2,5.5h10l12.8,9l2.3,6h-6l-4.2-10.8H23.3L19,46h-5.1L23,22.8z M55,53c1.1,0,2,0.9,2,2s-0.9,2-2,2H9c-1.1,0-2-0.9-2-2s0.9-2,2-2H55z'/%3E%3C/svg%3E");
}

.icon_idea {
    min-width: 28px;
    padding-left: 24px;
    padding-right: 8px;
    position: relative;
    flex-shrink: 0;
}

.icon_idea::before {
    width: 16px;
    height: 16px;
    content: '';
    background: url("data:image/svg+xml,%3Csvg version='1.1' xmlns='http://www.w3.org/2000/svg' x='0' y='0' viewBox='0 0 64 64' style='fill:rgba(255%2C255%2C255%2C0.9);enable-background:new 0 0 64 64;'%3E%3Cpath d='M49,10.4l-3.3,3.3l3,3l3.3-3.3L49,10.4z M42.9,16.5L9.4,50C9.1,50.2,9,50.6,9,50.9v2.5h2.5c0.4,0,0.7-0.1,0.9-0.4l33.5-33.5 L42.9,16.5z M50.9,6.6l4.9,4.9c1,1,1,2.7,0,3.8L15.2,55.8c-1,1-2.4,1.6-3.8,1.6H7.7c-1.5,0-2.7-1.2-2.7-2.7v-3.8 c0-1.4,0.6-2.8,1.6-3.8L47.1,6.6C48.2,5.6,49.9,5.6,50.9,6.6z M58.6,54c0.7,0.9,0.5,2.1-0.4,2.8c-0.9,0.7-2.1,0.5-2.8-0.4 c-3.4-4.5-7.4-5-12.9-1.3c-7.3,4.8-13.7,4.1-18.4-2.3c-0.7-0.9-0.5-2.1,0.4-2.8c0.9-0.7,2.1-0.5,2.8,0.4c3.4,4.5,7.4,5,12.9,1.3 C47.5,46.9,53.9,47.7,58.6,54z' /%3E%3C/svg%3E") no-repeat;
    background-size: contain;
    position: absolute;
    left: 4px;
    top: 7px;
}

.idea_detail .icon_idea {
    margin-left: auto;
}

.idea_detail .icon_line {
    padding-right: 0;
}

.icon_color {
    min-width: 26px;
    padding-left: 24px;
    padding-right: 8px;
    flex-shrink: 0;
    position: relative;
    display: none;
}

.icon_color::before,
.color_ls::before {
    width: 16px;
    height: 16px;
    content: '';
    background-position: no-repeat;
    background-size: contain;
    position: absolute;
    left: 4px;
    top: 7px;
}

.icon_color.h5_c1::before,
.color_ls.h5_c1::before {
    background-image: url("data:image/svg+xml,%3Csvg version='1.1' xmlns='http://www.w3.org/2000/svg' x='0' y='0' viewBox='0 0 64 64' style='enable-background:new 0 0 64 64;'%3E%3Cstyle type='text/css'%3E .st0%7Bfill:%23CD2425;%7D .st1%7Bopacity:0.9;fill:%23FFFFFF;%7D%0A%3C/style%3E%3Cpath class='st0' d='M8.2,40.5l12.6,12.7l-9.9,2.6c-2.3,0.6-4.7-0.7-5.3-3c-0.2-0.8-0.2-1.6,0-2.3L8.2,40.5z M56.6,54.6 c1.1,0,2,0.9,2,2s-0.9,2-2,2H36c-1.1,0-2-0.9-2-2s0.9-2,2-2H56.6z'/%3E%3Cpath class='st1' d='M41.8,9.4c-1.1,0-2.2,0.4-3,1.2L20.2,29.3l11.9,11.9l18.6-18.6c1.6-1.6,1.6-4.1,0.2-5.7l-0.2-0.2l-6-6 C43.9,9.8,42.9,9.4,41.8,9.4z M17.4,32.1l-3,3c-0.5,0.5-0.8,1.1-1,1.7l-0.7,2.5l9.3,9.4l2.6-0.7c0.7-0.2,1.3-0.6,1.7-1l3-3 L17.4,32.1z M41.8,5.4c2.1,0,4.2,0.8,5.8,2.4l6,6c3.2,3.2,3.2,8.4,0,11.5L29.1,49.8c-1,1-2.2,1.7-3.5,2.1l-4.8,1.3L8.2,40.5l1.3-4.8 c0.4-1.3,1.1-2.5,2-3.4L36,7.8C37.6,6.2,39.7,5.4,41.8,5.4z'/%3E%3C/svg%3E");
}

.icon_color.h5_c2::before,
.color_ls.h5_c2::before {
    background-image: url("data:image/svg+xml,%3Csvg version='1.1' xmlns='http://www.w3.org/2000/svg' x='0' y='0' viewBox='0 0 64 64' style='fill:%23fff;enable-background:new 0 0 64 64;'%3E%3Cstyle type='text/css'%3E .st0%7Bfill:%233DE00F;%7D .st1%7Bopacity:0.9;fill:%23FFFFFF;%7D%0A%3C/style%3E%3Cpath class='st0' d='M8.2,40.5l12.6,12.7l-9.9,2.6c-2.3,0.6-4.7-0.7-5.3-3c-0.2-0.8-0.2-1.6,0-2.3L8.2,40.5z M56.6,54.6 c1.1,0,2,0.9,2,2s-0.9,2-2,2H36c-1.1,0-2-0.9-2-2s0.9-2,2-2H56.6z'/%3E%3Cpath class='st1' d='M41.8,9.4c-1.1,0-2.2,0.4-3,1.2L20.2,29.3l11.9,11.9l18.6-18.6c1.6-1.6,1.6-4.1,0.2-5.7l-0.2-0.2l-6-6 C43.9,9.8,42.9,9.4,41.8,9.4z M17.4,32.1l-3,3c-0.5,0.5-0.8,1.1-1,1.7l-0.7,2.5l9.3,9.4l2.6-0.7c0.7-0.2,1.3-0.6,1.7-1l3-3 L17.4,32.1z M41.8,5.4c2.1,0,4.2,0.8,5.8,2.4l6,6c3.2,3.2,3.2,8.4,0,11.5L29.1,49.8c-1,1-2.2,1.7-3.5,2.1l-4.8,1.3L8.2,40.5l1.3-4.8 c0.4-1.3,1.1-2.5,2-3.4L36,7.8C37.6,6.2,39.7,5.4,41.8,5.4z'/%3E%3C/svg%3E");
}

.icon_color.h5_c3::before,
.color_ls.h5_c3::before {
    background-image: url("data:image/svg+xml,%3Csvg version='1.1' xmlns='http://www.w3.org/2000/svg' x='0' y='0' viewBox='0 0 64 64' style='enable-background:new 0 0 64 64;'%3E%3Cstyle type='text/css'%3E .st0%7Bfill:%23C25EFF;%7D .st1%7Bopacity:0.9;fill:%23FFFFFF;%7D%0A%3C/style%3E%3Cpath class='st0' d='M8.2,40.5l12.6,12.7l-9.9,2.6c-2.3,0.6-4.7-0.7-5.3-3c-0.2-0.8-0.2-1.6,0-2.3L8.2,40.5z M56.6,54.6 c1.1,0,2,0.9,2,2s-0.9,2-2,2H36c-1.1,0-2-0.9-2-2s0.9-2,2-2H56.6z'/%3E%3Cpath class='st1' d='M41.8,9.4c-1.1,0-2.2,0.4-3,1.2L20.2,29.3l11.9,11.9l18.6-18.6c1.6-1.6,1.6-4.1,0.2-5.7l-0.2-0.2l-6-6 C43.9,9.8,42.9,9.4,41.8,9.4z M17.4,32.1l-3,3c-0.5,0.5-0.8,1.1-1,1.7l-0.7,2.5l9.3,9.4l2.6-0.7c0.7-0.2,1.3-0.6,1.7-1l3-3 L17.4,32.1z M41.8,5.4c2.1,0,4.2,0.8,5.8,2.4l6,6c3.2,3.2,3.2,8.4,0,11.5L29.1,49.8c-1,1-2.2,1.7-3.5,2.1l-4.8,1.3L8.2,40.5l1.3-4.8 c0.4-1.3,1.1-2.5,2-3.4L36,7.8C37.6,6.2,39.7,5.4,41.8,5.4z'/%3E%3C/svg%3E");
}

.icon_color.h5_c4::before,
.color_ls.h5_c4::before {
    background-image: url("data:image/svg+xml,%3Csvg version='1.1' xmlns='http://www.w3.org/2000/svg' x='0' y='0' viewBox='0 0 64 64' style='enable-background:new 0 0 64 64;'%3E%3Cstyle type='text/css'%3E .st0%7Bfill:%2300DBFF;%7D .st1%7Bopacity:0.9;fill:%23FFFFFF;%7D%0A%3C/style%3E%3Cpath class='st0' d='M8.2,40.5l12.6,12.7l-9.9,2.6c-2.3,0.6-4.7-0.7-5.3-3c-0.2-0.8-0.2-1.6,0-2.3L8.2,40.5z M56.6,54.6 c1.1,0,2,0.9,2,2s-0.9,2-2,2H36c-1.1,0-2-0.9-2-2s0.9-2,2-2H56.6z'/%3E%3Cpath class='st1' d='M41.8,9.4c-1.1,0-2.2,0.4-3,1.2L20.2,29.3l11.9,11.9l18.6-18.6c1.6-1.6,1.6-4.1,0.2-5.7l-0.2-0.2l-6-6 C43.9,9.8,42.9,9.4,41.8,9.4z M17.4,32.1l-3,3c-0.5,0.5-0.8,1.1-1,1.7l-0.7,2.5l9.3,9.4l2.6-0.7c0.7-0.2,1.3-0.6,1.7-1l3-3 L17.4,32.1z M41.8,5.4c2.1,0,4.2,0.8,5.8,2.4l6,6c3.2,3.2,3.2,8.4,0,11.5L29.1,49.8c-1,1-2.2,1.7-3.5,2.1l-4.8,1.3L8.2,40.5l1.3-4.8 c0.4-1.3,1.1-2.5,2-3.4L36,7.8C37.6,6.2,39.7,5.4,41.8,5.4z'/%3E%3C/svg%3E");
}

.color_ls {
    min-width: 172px;
    margin: 0 8px;
    padding: 0 0 0 20px;
    list-style: none;
    flex-shrink: 0;
    position: relative;
    display: none;
}

.color_ls li {
    width: 30px;
    height: 30px;
    border-radius: 30px;
    margin: 0 0 0 12px;
    box-sizing: border-box;
    background: rgba(255, 255, 255, 0.1);
    float: left;
}

.color_ls li::before {
    width: 20px;
    height: 20px;
    margin: 5px 0 0 5px;
    content: '';
    background-repeat: no-repeat;
    background-position: 0 0;
    background-size: contain;
    display: block;
}

.color_ls li.active {
    border: rgba(255, 255, 255, 0.34) 1px solid;
}

.color_ls li.active::before {
    margin: 4px 0 0 4px;
}

.color_ls li:nth-child(1)::before {
    background-image: url("data:image/svg+xml,%3Csvg version='1.1' xmlns='http://www.w3.org/2000/svg' x='0' y='0' viewBox='0 0 64 64' style='enable-background:new 0 0 64 64;'%3E%3Cstyle type='text/css'%3E .st0%7Bopacity:0.9;enable-background:new;fill:%23fff%7D .st1%7Bopacity:0.9;enable-background:new;fill:%23CD2425%7D%0A%3C/style%3E%3Cpath class='st0' d='M31.5,14.3l-6.7,16.8h13.3L31.5,14.3z M34.8,7L50,46h-6l-4.2-10.8H23.3L19,46h-5.1L29.3,7H34.8z'/%3E%3Cpath class='st1' d='M55,53c1.1,0,2,0.9,2,2s-0.9,2-2,2H9c-1.1,0-2-0.9-2-2s0.9-2,2-2H55z'/%3E%3C/svg%3E");
}

.color_ls li:nth-child(2)::before {
    background-image: url("data:image/svg+xml,%3Csvg version='1.1' xmlns='http://www.w3.org/2000/svg' x='0' y='0' viewBox='0 0 64 64' style='enable-background:new 0 0 64 64;'%3E%3Cstyle type='text/css'%3E .st0%7Bopacity:0.9;enable-background:new;fill:%23fff%7D .st1%7Bopacity:0.9;enable-background:new;fill:%233de00f%7D%0A%3C/style%3E%3Cpath class='st0' d='M31.5,14.3l-6.7,16.8h13.3L31.5,14.3z M34.8,7L50,46h-6l-4.2-10.8H23.3L19,46h-5.1L29.3,7H34.8z'/%3E%3Cpath class='st1' d='M55,53c1.1,0,2,0.9,2,2s-0.9,2-2,2H9c-1.1,0-2-0.9-2-2s0.9-2,2-2H55z'/%3E%3C/svg%3E");
}

.color_ls li:nth-child(3)::before {
    background-image: url("data:image/svg+xml,%3Csvg version='1.1' xmlns='http://www.w3.org/2000/svg' x='0' y='0' viewBox='0 0 64 64' style='enable-background:new 0 0 64 64;'%3E%3Cstyle type='text/css'%3E .st0%7Bopacity:0.9;enable-background:new;fill:%23fff%7D .st1%7Bopacity:0.9;enable-background:new;fill:%23c25eff%7D%0A%3C/style%3E%3Cpath class='st0' d='M31.5,14.3l-6.7,16.8h13.3L31.5,14.3z M34.8,7L50,46h-6l-4.2-10.8H23.3L19,46h-5.1L29.3,7H34.8z'/%3E%3Cpath class='st1' d='M55,53c1.1,0,2,0.9,2,2s-0.9,2-2,2H9c-1.1,0-2-0.9-2-2s0.9-2,2-2H55z'/%3E%3C/svg%3E");
}

.color_ls li:nth-child(4)::before {
    background-image: url("data:image/svg+xml,%3Csvg version='1.1' xmlns='http://www.w3.org/2000/svg' x='0' y='0' viewBox='0 0 64 64' style='enable-background:new 0 0 64 64;'%3E%3Cstyle type='text/css'%3E .st0%7Bopacity:0.9;enable-background:new;fill:%23fff%7D .st1%7Bopacity:0.9;enable-background:new;fill:%2300dbff%7D%0A%3C/style%3E%3Cpath class='st0' d='M31.5,14.3l-6.7,16.8h13.3L31.5,14.3z M34.8,7L50,46h-6l-4.2-10.8H23.3L19,46h-5.1L29.3,7H34.8z'/%3E%3Cpath class='st1' d='M55,53c1.1,0,2,0.9,2,2s-0.9,2-2,2H9c-1.1,0-2-0.9-2-2s0.9-2,2-2H55z'/%3E%3C/svg%3E");
}

.rtl .flex {
    flex-flow: row-reverse;
}

.rtl .icon_idea,
.rtl .icon_line {
    margin-right: 10px;
    padding-left: 8px;
    padding-right: 20px;
    background-position: right center;
}

.rtl .idea_detail .icon_idea {
    margin-left: 4px;
    margin-right: 4px;
}

.rtl .icon_idea::before {
    left: auto;
    right: 0;
    -webkit-transform: scaleX(-1);
    transform: scaleX(-1);
}

.rtl .icon_color {
    margin-right: 10px;
    padding-left: 8px;
    padding-right: 20px;
}

.rtl .color_ls {
    margin-right: 10px;
    padding-left: 0;
    padding-right: 16px;
}

.rtl .icon_color::before,
.rtl .color_ls::before {
    left: auto;
    right: 0;
    -webkit-transform: scaleX(-1);
    transform: scaleX(-1);
}

.rtl .color_ls li {
    margin-left: 0;
    margin-right: 12px;
    float: right;
}

.idea_pointer {
    height: 30px;
    padding: 0 20px;
    font-size: 20px;
    color: #fff;
    border-radius: 20px;
    position: absolute;
    z-index: 12;
    -webkit-transform: scale(0.4);
    transform: scale(0.4);
    transform-origin: left center;
    display: none;
}

.pen .svg_underline,
.read_shadow+canvas {
    pointer-events: none;
}

.svg_highlight {
    width: 100%;
    height: 100%;
    position: absolute;
    left: 0;
    top: 0;
    z-index: 10;
    transform: translate3d(0, 0, 0);
}

.svg_underline {
    position: absolute;
    z-index: 10;
}

.fill_half_screen::after {
    height: 100vh;
    content: '';
    display: block;
}

.read_shadow {
    background: #fff;
}

.epub_c canvas {
    /* width: 100vw;
    height: 100vh; */
    top: 0;
    left: 0;
    position: absolute;
    z-index: 3;
    -webkit-transform-origin: 0 0;
    transform-origin: 0 0;
}

/*@media screen and (max-width:400px){
    body{text-align:initial;}
}*/
body {
    text-align: initial;
}

img:not(.firstletter) {
    margin-left: auto;
    margin-right: auto;
    display: block;
}

.chatu_img img {
    display: inline-block;
}

.h5_de {
    -webkit-hyphens: auto;
    hyphens: auto;
}

a {
    word-break: break-all;
}

.epub_c .read_c .calibre {
    text-align: initial;
}

/*---- 设置界面  ----*/
.read_setting {
    height: 170px;
    color: rgba(255, 255, 255, 0.65);
    text-align: center;
    background-color: #262626;
    position: fixed;
    left: 0;
    right: 0;
    bottom: -172px;
    z-index: 99;
    -webkit-transition: bottom 0.3s linear;
    transition: bottom 0.3s linear;
}

.read_setting.show {
    bottom: 0;
}

.setting_fs {
    padding: 16px 16px 0;
}

.setting_fs_small,
.setting_fs_big {
    width: 80px;
    font-size: 12px;
    text-align: center;
    line-height: 32px;
    color: rgba(255, 255, 255, 0.65);
    border-radius: 4px;
    border: 1px solid #464646;
    box-sizing: border-box;
}

.setting_fs_t {
    text-align: center;
    color: rgba(255, 255, 255, 0.65);
    font-size: 14px;
    line-height: 32px;
}

.flip_type {
    padding: 16px;
    line-height: 30px;
    font-size: 12px;
    justify-content: space-between;
}

.flip_item {
    min-width: 40px;
    padding: 0 16px;
    border: rgba(255, 255, 255, 0.35) 1px solid;
    border-radius: 40px;
}

.flip_item.active {
    border-color: #8e3132;
}

.setting_bg_c {
    padding: 0 16px 16px;
    justify-content: space-between;
}

.setting_bg {
    width: 38px;
    height: 38px;
    color: #1a1a1a;
    font-size: 10px;
    text-align: center;
    line-height: 38px;
    border-radius: 38px;
    border: transparent 1px solid;
    box-sizing: border-box;
}

.setting_bg.active {
    border-color: #8e3132;
}

.setting_lh_big,
.setting_lh_mid,
.setting_lh_small {
    width: 40px;
    margin-left: 10px;
    font-size: 10px;
    text-align: center;
    line-height: 16px;
    color: rgba(255, 255, 255, 0.65);
    border-radius: 4px;
    border: 1px solid #464646;
    box-sizing: border-box;
}