:root {
    --left-side-width: 150px;
    --left-side-width-epand: 300px;
    --icon-size: 20px;
}

body {
    padding: 0;
    margin: 0;
}

.body-container {
    padding: 0px;
    margin: 0px;
    height: 100%;
    width: 100%;
}

.tool-bar-container {
    z-index: 100;
    position: sticky;
    top: 0px;
    padding: 0px;
    margin: 0px;
    background-color: #f1f1f1;
    box-shadow: 0px 0px 4px 0px #aaa;
    transition: all ease-in-out .5s;
}

.tool-bar-container .tool-bar-contents {
    border: 1px solid #ccd;
    background-color: #c2e0f5;
    border-radius: 4px;
    padding: 5px;
    display: flex;
    flex-direction: row;
    flex-wrap: nowrap;
    justify-content: space-around;
    align-items: center;
    height: 50px;
}

.tool-bar-container .extend-icon,
.tool-bar-container .menu-icon,
.tool-bar-container .homepage-icon,
.tool-bar-container .setting-icon {
    /* width: var(--icon-size);
    height: var(--icon-size); */
    /* background-image: url("../assets/icon/menu.png");
    background-size: cover; */
    /* padding: 6px; */
    /* margin: 0 5px; */
    border: 1px solid #ccc;
    border-radius: 4px;
    cursor: pointer;
    display: flex;
    flex-shrink: 1;
    width: -webkit-fill-available;
    height: -webkit-fill-available;
}


.tool-bar-container .extend-icon:hover,
.tool-bar-container .extend-icon.hover {
    background-color: #ddd;
}

.tool-bar-container img {
    /* width: var(--icon-size);
    height: var(--icon-size); */
    margin: auto;
    height: 25px;
    padding: 3px;
}

.tool-bar-container .tool-bar-contents-detailed {
    height: 0px;
    transition: height ease-in-out 0.5s;
}


.main-contents-container {
    /* transition: all ease-in-out .5s; */
    padding: 0px;
    margin: 0px;
    display: flex;
    flex-direction: column;
    flex: 1;
    transition: all ease-in-out .5s;
}

.main-contents-container .header-container {
    padding: 20px;
    /* font-size: larger; */
    font-size: x-large;
    font-weight: 500;
}

.header-container div {
    text-overflow: ellipsis;
    overflow: hidden;
    max-width: 100%;
    margin: 10px;
    font-weight: bolder;
    /* used when chinese multiline */
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    display: -webkit-box;
}

.header-container::after {
    content: '';
    display: inline-block;
    background-color: #ccc;
    width: 100%;
    height: 1px;
}

.title-container {
    margin: 10px;
    text-align: center;
    font-size: larger;
    font-weight: bold;
}

.item-container {
    margin: 10px;
    margin-left: auto;
    margin-right: auto;
    max-width: 900px;
    border: 1px solid #ccc;
    border-radius: 10px;
}

.item-entry {
    margin: 10px;
    border: 1px solid #aaa;
    border-radius: 6px;
    background-color: #e5e5e56e;
    padding: 5px;
    padding-right: 10px;
    padding-left: 10px;
    transition: all ease-out 0.3s;
    cursor: pointer;
}

.item-entry:hover {
    background-color: #dddd;
    scale: 1.03;
    box-shadow: 1px 1px 7px 0px #777;
    margin-top: calc(1% + 10px);
    margin-bottom: calc(1% + 10px);
}

.item-entry .item-header {
    margin-bottom: 10px;
    font-weight: bold;

    text-overflow: ellipsis;
    overflow-y: hidden;
    -webkit-box-orient: vertical;
    display: -webkit-box;
    -webkit-line-clamp: 1;
}

.item-entry .item-description {
    margin: 5px;
    /* margin-left: 5px; */
    /* margin-left: 10px; */

    text-overflow: ellipsis;
    overflow-y: hidden;
    -webkit-line-clamp: 3;
    -webkit-box-orient: vertical;
    display: -webkit-box;
}

.paragraphs-container {
    margin: 10px;
    margin-left: auto;
    margin-right: auto;

    padding-left: 40px;
    padding-right: 60px;
    max-width: 800px;
}

.paragraphs-container .paragraphs {
    margin-top: 10px;
    font-weight: bolder;
}

.paragraphs-container .paragraphs div {
    font-weight: normal;
    margin-top: 4px;
}

.zh {
    text-indent: 2em;
}

.paragraphs-container.zh .paragraphs div {
    text-indent: 2em;
}

.paragraphs-container .paragraphs.zh div {
    text-indent: 2em;
}

.paragraphs {
    text-indent: 0em;
}

.item-header {
    text-indent: 0em;
}


.ending-container {
    margin: 10px;
    align-content: center;
    border-bottom: rgb(204, 204, 204) 1px solid;
}


.page-foot-container::before {
    content: '';
    display: inline-block;
    background-color: #ccc;
    width: 100%;
    height: 1px;
    /* transform: translateX(-100%); */
}

.page-foot-container {
    padding: 10px;
    margin: 0px;
    box-sizing: border-box;
    align-items: center;
    text-align: center;
    margin-top: auto;
    font-size: small;
}


.main-contents-container .no-more-foot {
    font-weight: bold;
    text-align: center;
    display: inline-block;
    background-color: #ccc;
    height: 0px;
    /* transition: height ease-out 1s; */
    overflow: hidden;
}

.main-contents-container .no-more-foot div {
    font-weight: bold;
    text-align: center;
    padding: 3px;
}


.background-container {
    position: fixed;
    opacity: 0.5;
    z-index: -1;
    left: 0;
    top: 0;
    right: 0;
    bottom: 0;
}

.tag-container {
    width: fit-content;
    height: fit-content;
    position: relative;
    margin-right: 10px;
}

.tag-container .tag-contents {
    position: relative;
    width: fit-content;
    min-width: 2em;
    height: fit-content;
    padding: 0.3846em;
    padding-left: 1em;
    padding-right: 0.5em;
    text-align: center;
    white-space: nowrap;
    user-select: none;
}

.tag-container:hover {
    scale: 1.1;
}

.tag-container .tag-svg {
    position: absolute;
    width: 100%;
    height: 100%;
    top: 0;
}

.tag-list {
    display: flex;
    align-items: center;
    justify-content: flex-start;
    flex-direction: row;
    flex-wrap: wrap;
}




/* 如果是纵向页面，将 menu 放在页面上方 */
@media screen and ((max-width: 85vh) or (max-width: 600px)) {
    .body-container {
        display: flex;
        flex-direction: column;
        min-height: 100vh;
    }

    .main-contents-container {
        left: 0px;
        width: 100%;
    }
    .main-contents-container .item-container{
        margin: 10px;
    }
    .main-contents-container .paragraphs-container{
        margin: 10px;
        padding: 5px;
    }

    .tool-bar-container:hover,
    .tool-bar-container.hover {
        /* height: 100px; */
        box-shadow: 0px 0px 5px 0px #777;
    }

    .tool-bar-container:hover .tool-bar-contents-detailed,
    .tool-bar-container.hover .tool-bar-contents-detailed {
        height: 100px;
        display: block;
    }

}


/* 如果是横向页面，将 menu 放在页面左侧 */
@media screen and ((min-width: 85vh) and (min-width: 600px)) {
    .body-container {
        display: flex;
        flex-direction: row;
        flex-wrap: wrap;
    }

    .tool-bar-container {
        height: 100vh;
        width: var(--left-side-width);
    }

    .main-contents-container {
        left: 100px;
        width: calc(100% - var(--left-side-width));
    }

    .main-contents-container .comment-container{
        margin-left: 5vw;
        margin-right: 5vw;
    }

    .tool-bar-container:hover,
    .tool-bar-container.hover {
        width: var(--left-side-width-epand);
        box-shadow: 0px 0px 5px 0px #777;
    }

    .tool-bar-container:hover+.main-contents-container,
    .tool-bar-container.hover+.main-contents-container {
        width: calc(100% - var(--left-side-width-epand));
    }

    .background-container {
        left: var(--left-side-width);
    }
}