.width-20 {
    width: 20px;
}

.width-40 {
    width: 40px;
}

.width-50 {
    width: 50px;
}

.width-100 {
    width: 100px;
}

.height-20 {
    height: 20px;
}

.height-100 {
    height: 100px;
}

.height-40 {
    height: 40px;
}

.pl-40 {
    padding-left: 40px !important;
}

.hidden {
    display: none !important;
}

.text-underline, .text-underline:hover {
    text-decoration: underline;
}

.text-dark {
    color: #000;
}

.text-normal {
    font-size: 14px;
}

.bg-blue {
    background: #c1d7f5;
}

.of-cover {
    object-fit: cover;
}

.of-contain {
    object-fit: contain;
}

.bread {
    margin-top: 10px;
}

.breadcrumb {
    padding: 8px 0 !important;
    margin-bottom: 20px !important;
    list-style: none !important;
    background-color: #fff !important;
    border-radius: 4px !important;
    border-color: #fff !important;
    border-style: solid !important;
    border-width: 0 1px 4px 1px !important;
    display: block !important;
}

.breadcrumb li {
    display: inline-block;
}

.breadcrumb > li + li:before {
    content: ">\00a0";
    padding: 0 5px;
    color: #999999;
}

.breadcrumb > .home:before {
    font-family: "Font Awesome 5 Free";
    content: "\f015";
    padding-right: 10px;
    font-weight: 900;
}

.breadcrumb > .active {
    color: #999999;
}

.vertical-align-middle {
    vertical-align: middle !important;
}

.font-weight-bold {
    font-weight: bold !important;
}

.table-bordered .border-0 {
    border: 0 !important;
}

.table-bordered .border-top-0 {
    border-top: 0 !important;
}

.table-bordered .border-right-0 {
    border-right: 0 !important;
}

.table-bordered .border-bottom-0 {
    border-bottom: 0 !important;
}

.table-bordered .border-left-0 {
    border-left: 0 !important;
}

@media screen and (max-width: 1024px) {
    .table-responsive {
        white-space: nowrap;
    }
}

.required {
    color: red;
}

.social-button {
    display: inline-grid;
    position: fixed;
    bottom: 185px;
    right: 20px;
    min-width: 45px;
    text-align: center;
    z-index: 99999;
}

.lantoa {
    -webkit-transition: height .25s ease, width .25s ease;
    transition: height .25s ease, width .25s ease;
    -webkit-transform: translate(-50%, -50%);
    transform: translate(-50%, -50%);
    box-shadow: 1px 1px 8px rgba(0, 0, 0, 0.3);
    top: 32px !important;
    right: -35px !important;
}

.lantoa:before, .lantoa:after {
    content: '';
    display: block;
    position: absolute;
    top: 0;
    right: 0;
    bottom: 0;
    left: 0;
    border-radius: 50%;
    border: 1px solid rgba(0, 175, 242, 0.5);
}

.lantoa:before {
    -webkit-animation: ripple 2s linear infinite;
    animation: ripple 2s linear infinite;
}

.lantoa:after {
    -webkit-animation: ripple 2s linear 1s infinite;
    animation: ripple 2s linear 1s infinite;
}

.lantoa:hover:before, .lantoa:hover:after {
    -webkit-animation: none;
    animation: none;
}

@-webkit-keyframes ripple {
    0% {
        -webkit-transform: scale(1);
    }
    75% {
        -webkit-transform: scale(1.75);
        opacity: 1;
    }
    100% {
        -webkit-transform: scale(2);
        opacity: 0;
    }
}

@keyframes ripple {
    0% {
        transform: scale(1);
    }
    75% {
        transform: scale(1.75);
        opacity: 1;
    }
    100% {
        transform: scale(2);
        opacity: 0;
    }
}

.social-button-content {
    display: inline-grid;
}

.social-button a {
    padding: 8px 0;
    cursor: pointer;
    position: relative;
}

.social-button i {
    width: 50px;
    height: 50px;
    background: #3a6389;
    color: #fff;
    border-radius: 100%;
    font-size: 20px;
    text-align: center;
    line-height: 50px;
    position: relative;
    z-index: 999;
}

.social-button span {
    display: none;
}

.alo-circle {
    animation-iteration-count: infinite;
    animation-duration: 1s;
    animation-fill-mode: both;
    animation-name: zoomIn;
    width: 50px;
    height: 50px;
    top: 3px;
    right: -3px;
    position: absolute;
    background-color: transparent;
    -webkit-border-radius: 100%;
    -moz-border-radius: 100%;
    border-radius: 100%;
    border: 2px solid rgba(30, 30, 30, 0.4);
    opacity: .1;
    border-color: #0089B9;
    opacity: .5;
}

.alo-circle-fill {
    animation-iteration-count: infinite;
    animation-duration: 1s;
    animation-fill-mode: both;
    animation-name: pulse;
    width: 60px;
    height: 60px;
    top: -2px;
    right: -8px;
    position: absolute;
    -webkit-transition: all 0.2s ease-in-out;
    -moz-transition: all 0.2s ease-in-out;
    -ms-transition: all 0.2s ease-in-out;
    -o-transition: all 0.2s ease-in-out;
    transition: all 0.2s ease-in-out;
    -webkit-border-radius: 100%;
    -moz-border-radius: 100%;
    border-radius: 100%;
    border: 2px solid transparent;
    background-color: rgba(0, 175, 242, 0.5);
    opacity: .75;
}

.call-icon:hover>span, .mes:hover>span, .sms:hover>span, .zalo:hover>span {
    /*display: block*/
}

.social-button a span {
    border-radius: 2px;
    text-align: center;
    background: #28a745;
    padding: 9px;
    display: none;
    width: 190px;
    margin-right: 10px;
    position: absolute;
    color: #ffffff;
    z-index: 999;
    top: 9px;
    right: 40px;
    transition: all 0.2s ease-in-out 0s;
    -moz-animation: headerAnimation 0.7s 1;
    -webkit-animation: headerAnimation 0.7s 1;
    -o-animation: headerAnimation 0.7s 1;
    animation: headerAnimation 0.7s 1;
}

.social-button a span:after {
    content: "";
    width: 0;
    height: 0;
    border-style: solid;
    border-width: 10px;
    border-color: transparent #28a745 transparent transparent;
    transform: rotate(180deg);
    position: absolute;
    right: -20px;
    top: 10px;
}

.zalo-chat-widget {
    right: 15px !important;
    bottom: 130px !important;
}

.introduce-result {
    padding-right: 0 !important;
}

.introduce-page article {
    overflow: unset !important;
}

@media screen and (max-width: 767px) {
    .footer-links .wrapper {
        display: block !important;
    }

    .footer-links .copyright {
        text-align: center !important;
    }

    .introduce-page article {
        margin: 0 0 20px 0 !important;
    }

    .introduce-result {
        padding-right: 0 !important;
        padding-left: 0 !important;
    }

    .introduce-page .item-author {
        width: 100% !important;
        margin-top: 10px;
    }

    .introduce-page .item-author i {
        margin: 7px !important;
    }
}