a.item_sublink {

    padding: 0.25rem 0.6rem;

}

.social-item svg {
    width: 25px;
    height: 25px;
}

.social-item {
    border: solid thin #ebebeb;
    border-radius: 50%;
    background: #fff;
    display: inline-flex;
    width: 40px;
    height: 40px;
    align-items: center;
    justify-content: center;
}

.social-item:last-child svg {
    width: 21px;
    height: 25px;
}

.ls .social-item:not(:last-child) {
    margin-right: 5px;
}

.ls {
    margin-top: 11px;
}

.share-social {
    text-align: right;
}

.login-button {

    border: 1px solid #ccc;

    border-radius: 4px;

}



.login-button img {

    display: block;

}



.login-button.login-fb img {

    width: 20px;

    margin: 8px
}



.login-button.login-gg img {

    width: 34px;

}



.login-fb {

    background-color: #1877f2;

    border: none
}



.login-fb .solid,

.login-gg .solid {

    display: inline-block;

    vertical-align: middle;



}



.login-fb .text {

    color: #fff
}



.login-gg .text {

    color: #6f6f6f
}



.login-fb .text,

.login-gg .text {

    display: inline-block;

    white-space: nowrap;

    vertical-align: middle;

    padding-right: 1rem;

    border-radius: 4px;

    font-weight: bold;

}

.ads img {

    max-width: 100%;

}

.col-center .ads, .col-right .ads {

    margin-top: 0;

}

.dientoan-ball li span {

    padding: 5px;

    line-height: 40px;

    height: 40px;

    font-size: 20px;

    border: 1px solid #ccc;

    margin: 10px;

    border-radius: 32px;

    -moz-border-radius: 32px;

    -webkit-border-radius: 32px;

    border-color: #ea7702;

    background: linear-gradient(to bottom, #FED4B9 0%, #F87823 100%);

    display: inline-block;

    zoom: 1;

    vertical-align: top;

    font-weight: bold;

    width: auto;

    min-width: 40px;

    line-height: 30px;

    padding-left: 10px;

    padding-right: 10px;

}



.dientoan-ball li {

    text-align: center
}

.so-dauduoi {

    padding: 5px 5px 5px 5px;

    width: 100%;

    display: table
}



.so-dauduoi .row {

    display: table-row;

}



.so-dauduoi .row div {

    display: table-cell;

    border: 1px solid #ddd;

}



.so-dauduoi .row div:nth-child(odd) {

    width: 30%
}



.so-dauduoi .row div:nth-child(even) {

    width: 40%
}

.announcement {

    display: none !important;

}



#toc_container {

    border: 1px solid #a2a9b1;

    background-color: #f8f9fa;

    padding: 0.5rem 0.5rem 1.2rem 0;

    margin-bottom: 0.5rem;

    width: 100%;

    border-radius: 5px;

}

#toc_container .toc-header {

    font-size: 16px;

    font-weight: bold;

    text-align: center;

    position: relative;

}

#toc_container .toc_list {

    margin-top: 10px;

}

#toc_container ul {

    padding-inline-start: 40px
}

#toc_container ul li {

    list-style-type: none;

}

#toc_container ul li a {

    font-weight: 400;

    text-decoration: none;

    font-style: normal;

    color: #385898;

}

#toc_container ul li a:hover {

    color: #ed1c25;

    text-decoration: underline;

}