@charset "utf-8";

* {
    box-sizing: border-box;
    -webkit-tap-highlight-color: transparent;
}


section.columns.announcements {
    padding-top: 10px;
    padding-bottom: 0;
}


.columns.content {
    padding: 8px;
    padding-top: 30px;
}

.columns {
    width: 100%; /*E 2020-04-30 width: 75%;*/
    margin: 0 auto;
    padding-top: 30px;
    font-size: 0;
    min-height: 64px;
    position: relative;
}
.columns.visible > .all-sites-hidden {
    height: 350px;
    padding: 8px;
    font-size: 16px;
    font-family: "Roboto", sans-serif;
    position: relative;

    display: none;
}
.columns.visible > .sites-container:empty ~ .all-sites-hidden {
    display: block;
}
.columns.visible > .all-sites-hidden .content {
    position: relative;
    top: 50%;
    display: block;
    text-align: center;
    transform: translateY(-50%);
    user-select: none;
    color: #333;
}
.columns.visible > .all-sites-hidden .content a {
    font-family: "Roboto", sans-serif;
}
.columns.visible > .all-sites-hidden .content .title {
    font-size: 22px;
    font-weight: 500;
    padding-bottom: 4px;
}
.columns.visible > .all-sites-hidden .content .subtitle {
    text-align: justify;
    width: 75%;
    max-width: 500px;
    margin: 0 auto;
}
.columns.discarded {
    display: none;
}
.columns.reordering .button a {
    text-transform: uppercase;
    font-weight: 500;
}
.columns.reordering #page-reorder-hide-all {
    margin-left: 8px;
}
.columns.reordering #page-reorder-show-all {
    margin-left: 4px;
}
/*E 2020-10-06 每个栏目的整体高度*/
.publisher-block {
    width: 33.33%;
    font-size: 16px;
    height:410px;
    padding: 8px;
    position: relative;
    display: inline-block;
    vertical-align: top;
}
.publisher-block-h410 {
    width: 33.33%;
    font-size: 16px;
    height: 410px;
    padding: 8px;
    position: relative;
    display: inline-block;
    vertical-align: top;
}
/*E 2020-05-01 赞助商*/
.publisher-block-pcnt100 {
    width: 100%;
    font-size: 16px;
    height: 190px;
    padding: 8px;
    position: relative;
    display: inline-block;
    vertical-align: top;
}
/*E 2020-05-01 赞助商*/
.publisher-block-ad-pcnt100-l3 {
    width: 100%;
    font-size: 16px;
    height: 380px;
    padding: 8px;
    position: relative;
    display: inline-block;
    vertical-align: top;
}
.publisher-block .publisher-header-spin > .spinner > div > div {
    background: white!important;
}


.publisher-block-compact {
    display: inline-block;
    cursor: grab;
    vertical-align: top;
    width: 64px;
    padding: 8px;
    position: relative;
}
.publisher-block-compact .publisher-header {
    position: relative;
    width: 100%;
    height: auto;
    padding-top: 100%;
    vertical-align: top;
    z-index: 2;
}
.publisher-block-compact .publisher-icon {
    width: 100%;
}
.publisher-block-compact .publisher-header-wrapper {
    top: 0;
    pointer-events: none;
}

.publisher-data-wrapper {
    bottom: 0;
    left: 0;
    right: 0;
    position: absolute;
    overflow: hidden;
    top: 50px;
}

.publisher-data-wrapper:after {
    content: "";
    position: absolute;
    height: 18px;
    pointer-events: none;
    display: block;
    width: 100%;
    bottom: 0;
    opacity: 0;
    background: linear-gradient(to top, rgba(0, 0, 0, 0.1), transparent);
    transition: opacity 0.2s ease;
    border-radius: 0 0 6px 6px;
}
.publisher-data-wrapper.bottom-shadow:hover:after {
    opacity: 1;
}

.publisher-data {
    transform: translateZ(0);
    overflow-y: scroll;
    overflow-x: hidden;
    position: absolute;
    height: 100%;
    left: 0;
    right: -18px;
    padding: 10px 5px 0 5px;
}



ul > li .list-title {
    font-weight: 500;
}

ul > li .list-description {
    display: block;
    font-size: 13px;
}


/* Two-column layout */
@media (max-width: 1200px) {
    .publisher-block {
        width: 50%;
    }
	.publisher-block-h410 {
        width: 50%;
    }
    .columns, .columns.content {
        width: 85%;
    }
}

/* Two-column layout with smaller left and right paddings */
@media (max-width: 768px) {
    .popup-sites .site {
        width: 50%;
    }
    .publisher-block {
        width: 50%;
    }
	.publisher-block-h410 {
        width: 50%;
    }
    .columns {
        width: 100%;
        padding-right: 15px;
        padding-left: 15px;
    }

    .columns.content {
        width: 100%;
        padding-right: 23px;
        padding-left: 23px;
    }
}

/* Mobile one-column layout, different layout flow */
@media (max-width: 596px) {

    .context-menu .menu-item {
        padding: 10px 22px;
    }

    .context-menu .menu-item.is-link {
        padding: 0;
    }

    .context-menu .menu-item.is-link a {
        padding: 10px 22px;
    }

    .context-menu .menu-item .subtitle {
        display: block;
        font-size: 14px;
        color: #797979;
    }

    .context-menu .article-title {
        max-width: 100%;
        padding: 8px 16px;
        padding-bottom: 16px;
    }

    .context-menu .menu-options {
        display: none;
    }

    .announcement .text.on-desktop {
        display: none;
    }
    .announcement .text.on-mobile {
        display: inline;
    }

    .small-popup {
        width: 100%;
    }
    .overlay.dialog-box .modal {
        width: 100%;
    }
    .overlay.preferences .modal {
        width: 100%;
    }
    .overlay.search-results .modal {
        width: 100%;
    }

    .modal-results .search-result .icon .publisher-block-compact {
        width: 24px;
    }

    .modal-results .search-result .icon {
        left: 12px;
    }

    .modal-results .search-result .result {
        padding-left: 47px;
    }

    /* Hide the links scroll shadow suggestion */
    .publisher-data-wrapper:after {
        display: none;
    }

    /* One-column layout */
    .publisher-block {
        width: 100%;
        height: 100%;
    }
	.publisher-block-h410 {
        width: 100%;
        height: 100%;
    }
    /* Make the link container fullsize */
    .publisher-data-wrapper, .publisher-data {
        position: relative;
        overflow: auto;
        top: 0;
    }

    /* Make the one-column card headers stay sticky on screen */
    .publisher-card > .publisher-header {
        position: sticky;
        top: 16px;
    }

    @supports not (position: sticky) {
        .publisher-card > .publisher-header {
            position: relative;
            top: 0px;
        }
    }

    /* Enable the sticky header filler */
    .publisher-header > .publisher-header-mask {
        display: block;
    }

    /* Columns are more wider */
    .columns {
        width: 100%;
        padding-right: 15px;
        padding-left: 15px;
    }

    /* So is the content */
    .columns.content {
        width: 100%;
        padding-right: 23px;
        padding-left: 23px;
    }
    
    /* If the sites container has a block in view, make all blocks filled by default */
    .sites-container.has-in-mobile-view .publisher-block .publisher-scroll-progress {
        transform: translateX(0);
    }

    /* If the sites container has a block in view, make all blocks below the block in view unfilled */
    .sites-container.has-in-mobile-view .publisher-block.is-in-mobile-view ~ .publisher-block .publisher-scroll-progress {
        transform: translateX(-100%)!important;
    }

    a:hover {
        color: #0060a0;
        border-bottom: 1px solid rgba(0,96,160,0.15);
    }
}



.publisher-card {
    width: 100%;
    height: 100%;
    border-radius: 5px;
    vertical-align: top;
    position: relative;
}

.publisher-icon {
    width: 50px;
    height: 100%;
    user-select: none;
    position: absolute;
    left: 0;
    top: 0;
    z-index: 1;
    vertical-align: top;
    display: inline-block;
}
.publisher-text {
    padding: 5px;
    display: inline-block;
    vertical-align: top;
    position: absolute;
    right: 0;
    font-family: "Roboto", sans-serif;
    left: 50px;
    bottom: 0;
    top: 0;
}
.publisher-text > .title {
    user-select: none;
    font-weight: 500;
    font-size: 17px;
    display: block;
    position: relative;
    text-shadow: 0 1px 2px rgba(0, 0, 0, 0.2);

    white-space: nowrap;
    overflow: hidden;
    margin-right: 40px;
    text-overflow: ellipsis;
}

.publisher-text > .title > .alt {
    opacity: 0.75;
    font-size: 16px;
    margin-left: 4px;
}


.publisher-text > .subtitle {
    user-select: none;
    position: relative;
    display: block;
    bottom: 4px;
    height: 19px;
    font-size: 0;
    white-space: normal;
    overflow: hidden;
    margin-right: 40px;
    text-overflow: ellipsis;
}
.subtitle > .subtitle-wrapper {
    width: 100%;
    height: 100%;
    display: block;
    position: relative;
    transition: transform 0.2s ease;
    transform: translateY(-19px);
}
.subtitle.alternate > .subtitle-wrapper {
    transform: translateY(0px);
}
.subtitle-wrapper > .subtitle-alternate {
    font-size: 13px;
    opacity: 0.75;
}
.subtitle-wrapper > .subtitle-default, .subtitle-wrapper > .subtitle-alternate {
    width: 100%;
    height: 100%;
    display: inline-block;
    white-space: nowrap;
    vertical-align: top;
    overflow: hidden;
    text-overflow: ellipsis;
}
.subtitle-wrapper > .subtitle-default > span {
    vertical-align: middle;
    font-size: 13px;
    cursor: pointer;
    opacity: 0.75;
}
.subtitle-wrapper > .subtitle-default > span.selected {
    text-decoration: underline;
}
.subtitle-wrapper > .subtitle-default > span.sp {
    font-size: 14px;
    cursor: default;
    display: inline-block;
    margin-left: 3px;
    margin-right: 3px;
    line-height: 14px;
    user-select: none;
}

.publisher-link {
    min-height: 24px;
    padding-bottom: 6px;
    position: relative;
    line-height: 18px;
}
.publisher-link > .aside {
    font-family: "Roboto", sans-serif;
    user-select: none;
    display: inline-block;
    position: absolute;
    width: 42px;
    font-size: 0;
    overflow: hidden;
    text-overflow: ellipsis;
}
.publisher-link > .link {
    margin-left: 36px;
    display: block;
}
.publisher-link > .aside > .text {
    cursor: help;
    vertical-align: top;
    display: inline-block;
    font-size: 14px;
    color: #777;
}
.publisher-link > .link > a {
    font-family: "Roboto", sans-serif;
    font-size: 15px;
}
.publisher-link > .link > a:visited {
    color: #70a0b0;
    text-decoration: none;
    border-bottom: 1px solid rgba(112, 160, 176, 0.15);
}

.publisher-icon a {
    border: 0;
}

/* If the actual icon is inside of a container, it's 100% of its size */
.publisher-icon .icon-container svg {
    width: 100%;
    height: 100%;
}

/* Style for the icon container. Can be the svg itself */
.publisher-icon .icon-container {
    position: relative;
    height: 60%;
    width: 60%;
    display: block;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
}



.publisher-header-wrapper {
    width: 100%;
    height: 100%;
    position: absolute;
    background: linear-gradient(to bottom, #f1f1f1, #ededed);
    box-shadow: inset 0 0 0 1px rgba(0, 0, 0, 0.05), 0 2px 2px -1px rgba(0, 0, 0, 0.2);
    border-radius: 6px;
    overflow: hidden;
    z-index: 2;
}
.publisher-scroll-progress {
    position: absolute;
    background: rgba(0, 0, 0, 0.075);
    height: 100%;
    width: 100%;
    transform: translateX(-100%);
    transition: transform 0.1s ease;
    z-index: -1;
    pointer-events: none;
    user-select: none;
}
.publisher-scroll-progress:after {
    content: "";
    width: 1px;
    height: 100%;
    right: 0;
    background: rgba(0, 0, 0, 0.05);
    display: block;
    position: absolute;
}
.publisher-header-mask {
    position: absolute;
    display: none;
    width: 100%;
    background: #f7f7f7;
    height: 22px;
    top: -16px;
    z-index: 0;
}
.publisher-header {
    position: relative;
    width: 100%;
    height: 50px;
    vertical-align: top;
    z-index: 2;
}

.publisher-header-spin {
    position: absolute;
    right: 25px;
    top: 25px;
}
section.footer {
    margin-top: 35px;
    margin-bottom: 35px;
}
section.footer > footer {
    position: relative;
    width: 100%;
    height: 100%;
}
.footer-icon {
    width: 40px;
    height: 40px;
    padding: 2px;
    position: absolute;
    top: 0;
    left: 2px;
}
.footer-icon > svg {
    width: 100%;
    height: 100%;
    stroke: #626262;
}
.footer-text {
    font-size: 14px;
    line-height: 21px;
    font-family: "Roboto", sans-serif;
    padding: 0 12px 0 12px;
    color: #626262;
    margin-left: 40px;
}
.footer-text > a {
    font-family: "Roboto", sans-serif;
}
.footer-text span.coupon {
    color: #e05745;
}

@keyframes spinner-line-fade-more {
  0%, 100% {
    opacity: 0;
  }
  1% {
    opacity: 1;
  }
}

@keyframes spinner-line-fade-quick {
  0%, 39%, 100% {
    opacity: 0.25;
  }
  40% {
    opacity: 1;
  }
}

@keyframes spinner-line-fade-default {
  0%, 100% {
    opacity: 0.22;
  }
  1% {
    opacity: 1;
  }
}

/*标题栏的背景色:*/
.publisher-is-tools .publisher-scroll-progress {background: rgba(255, 255, 255, 0.15);}
.publisher-is-tools .publisher-scroll-progress:after {background: rgba(255, 255, 255, 0.07);}
.publisher-is-tools .publisher-header-wrapper {background: linear-gradient(to bottom, #007f80, #007070);color: white;}

.publisher-is-articles .publisher-scroll-progress {background: rgba(255, 255, 255, 0.1);}
.publisher-is-articles .publisher-scroll-progress:after {background: rgba(255, 255, 255, 0.05);}
.publisher-is-articles .publisher-header-wrapper {background: linear-gradient(135deg, #04a765, #01d503);color: white;}

.publisher-is-links .publisher-header-wrapper {background: linear-gradient(to bottom, #00aeef, #009dd6);color: white;}

.publisher-block.publisher-is-scientificamerican .publisher-header-spin > .spinner > div > div {background: black!important;}

.publisher-is-sponsor .publisher-header-wrapper {background: linear-gradient(to bottom, #767676, #5f5f5f);color: white;}

.publisher-is-video .publisher-header-wrapper {background: linear-gradient(to bottom, #cc0101, #950000);color: white;}



/*2022-09-23*/
.publisher-is-sponsor00 {height: 251px;}
.publisher-is-sponsor00 .publisher-scroll-progress {background: rgba(255, 255, 255, 0.15);}
.publisher-is-sponsor00 .publisher-scroll-progress:after {background: rgba(255, 255, 255, 0.07);}
.publisher-is-sponsor00 .publisher-header-wrapper {background: linear-gradient(to bottom, #007f80, #007070);color: white;}
.publisher-is-sponsor01 {height: 251px;}
.publisher-is-sponsor01 .publisher-scroll-progress {background: rgba(255, 255, 255, 0.1);}
.publisher-is-sponsor01 .publisher-scroll-progress:after {background: rgba(255, 255, 255, 0.05);}
.publisher-is-sponsor01 .publisher-header-wrapper {background: linear-gradient(135deg, #04a765, #01d503);color: white;}
.publisher-is-sponsor02 {height: 251px;}
.publisher-is-sponsor02 .publisher-scroll-progress {background: rgba(255, 255, 255, 0.15);}
.publisher-is-sponsor02 .publisher-scroll-progress:after {background: rgba(255, 255, 255, 0.07);}
.publisher-is-sponsor02 .publisher-header-wrapper {background: linear-gradient(to bottom, #00aeef, #009dd6);color: white;}