* {
    margin: 0;
    padding: 0;
}
.row{
    margin: 0;
}
:root {
    --font-family-main: 'Segoe UI', Tahoma, Geneva, Verdana, sans-serif;
    --color-main: #0e4a9a;
    --text-font-size: 16px;
    --h1-font-size: 30px;
    --h2-font-size: 20px;
    --h3-font-size: 15px;
    --padding-session: 10px 0px;
        --color1:#fff;
    --color2:transparent;
}

html {
    font-family: var(--font-family-main);
}
body{
    background-color: #fff;
}
.main{
    padding-top: 20px;
}
h4{
    font-size: 1.3rem;
    margin-top: 10px;
    color: #093166;
}
header {
    margin-top: -6px;
    
    padding: 0px 0 0px 0;
    transition: all 350ms ease-out;
}

header .header-info-company {
    display: flex;
    text-decoration: none;
    color: #0e4a9a;
}



.header-logo-company img {
    width: 80px;
    height: 80px;
}



.header-text-company h1 {
    text-transform: uppercase;
    font-size: 1.3em;
    font-weight: 700;
    color: #0e4a9a;
}

.header-text-company p {
    font-size: 0.8em;
    font-weight: 500;
    text-transform: capitalize;
    margin-top: 5px;
    color: #0e4a9a;
}


.header-social-company ul{
    display: flex;
    list-style: none;
}


.header-social-company a:hover {
    border: solid 1px black;
}

.header-social-company img {
    width: 40px;
    height: 40px;
}

/*Start Intro*/
.nava{
    background: url(./img_giangvien/nen.svg);
    background-size: cover;
    background-position-y: bottom;
    height: 15em;
}
.intro{
    padding-top: 3em;
    display: flex;
    margin-top: 3em;
    padding-bottom: 25px;
    color:rgb(17, 35, 134) ;
  }
  .intro a{
    font-weight: 700;
    text-decoration: none;
    font-size: 1.4em;
  }
  .intro p{
      font-weight: 500;
      font-size: 1.2em;
  }

/*START MAIN*/


  

/* footer */
footer {
	/* background-color: #3f3f3f; */
    background-image: url(./img_giangvien/nen.svg);
    /* background-size: 32em; */
    background-size: cover;
    background-repeat: no-repeat ;
	color: #d5d5d5;
}
.fa-map-marker-alt:before {
    content: "\f3c5";
    color: #000;
}
.fa-phone-square:before {
    content: "\f098";
    color: #000;
}
.fa-envelope:before {
    content: "\f0e0";
    color: #000;
}
.fa-globe-americas:before {
    content: "\f57d";
    color: #000;
}
.fa-facebook-square:before {
    content: "\f082";
    color: #000;
}
a {
    color: #093166;
    text-decoration: none;
    background-color: transparent;
    -webkit-text-decoration-skip: objects;
}
.text-address-company{
    color: #093166;
    font-weight: 500;
}

  .ggmap{
    max-width: 100px;
    max-height: 100px;
  }
  .link-nav-search_user ul{
      display: flex;
      list-style: none;
  }
  .link-nav-search_user li{
    flex: 1;
    margin: 10px 10px 0 10px;
}
.img_logo{
    border-radius: 50% ;
    margin-right: 10px;
    margin-left: 10px;
}
.scol-lg-9{
    padding-left: 0;
}

.col-md-3{
    display: inline-block;
    margin-left:-4px;
  }
  .col-md-3 img{
    width:100%;
    height:auto;
  }
  body .carousel-indicators li{
    background-color:rgb(28, 31, 187);
  }






/* Navigation */
.dropdown{
	position: relative;
	display: inline-block;
}
/*sub-menu*/
.dropdown-content{
	display: none;
	position: absolute;
	background-color: #f5f5f5;
	z-index: 1;
	list-style: none;
}

.dropdown:hover .dropdown-content{
	display: block;
}

.dropdown-content a{
	color: black;
	padding: 10px 10px;
	text-decoration: none;
}


.padding {
    padding-bottom: 0rem;
}

header{
    position: relative;
    background-image: url(./img_fullstack/nen_webfontend.svg);
    background-repeat: repeat-X;
    background-size: cover;
}
@media only screen and (max-width: 480px){
    .header-text-company h1{
        font-size: 1.1em;
    }
  }
  
  @media only screen and (max-width: 480px){
    .header-text-company p{
        font-size: 0.4em;
    }
  }
  @media only screen and (max-width: 400px){
    .navbar-1{
        display: none;
    }
  }
  .btn-group-lg>.btn, .btn-lg {
    padding: .5rem 1rem;
    font-size: 1.25rem;
    line-height: 1.5;
    border-radius: .3rem;
    margin-left: 1.2em !important;
    margin-top: 0.2em;
}
/* nav */
  .navbar-nav li:hover > ul.dropdown-menu {
    display: block;
}
.dropdown-submenu {
    position:relative;
}
.dropdown-submenu>.dropdown-menu {
    top:0;
    left:100%;
    margin-top:-6px;
}

/* rotate caret on hover */
.dropdown-menu > li > a:hover:after {
    text-decoration: underline;
    transform: rotate(-90deg);
}

.nav-link:hover{
    background-color: rgb(238, 230, 230);
    border-radius: 10px;
}
.nav-link{
    margin: 10px 20px;
    padding: 15px 20px;
}
.navbar {
    background: var(--color2);
    box-shadow: 1px 1px 10px 0 rgba(0,0,0,.15);
    position: fixed;
    width: 100%;
    height: auto;
    z-index: 3;
  }
/*Start-float Social*/
.float-social {
    margin-left: 5px;
    position: fixed;
    right: 1%;
    bottom: 1%;
}

.float-social ul {
    list-style: none;
}

.float-social li {
}

.float-social li a {
    display: flex;
    width: 48px;
    height: 48px;
    justify-content: center;
    align-items: center;
    background: #eaeaea;
    margin-bottom: 5px;
    border-radius: 31px;
    box-shadow: 0 1px 1px rgba(0, 0, 0, 0.55), 0 2px 3px rgba(0, 0, 0, 0.4);
    background-image: -webkit-linear-gradient(top, #f9f9f9, #0000001f);
}

.float-social img {
    width: 30px;
    height: 30px;
}

/* END_FLOAT_SOCIAL */

  


/* Social-float */
nav {
    position: fixed;
    width: 60px;
    top: 50%;
    transition: all 0.3s linear;
    box-shadow: 2px 2px 8px 0px rgba(0, 0, 0, .4)
}

nav ul {
    margin-top: 0;
    margin-bottom: 0rem
}

nav li {
    height: 45px;
    position: relative;
}

nav li a {
    color: #fff !important;
    display: block;
    height: 100%;
    width: 100%;
    line-height: 45px;
    padding-left: 25%;
    border-bottom: 0px solid rgba(0, 0, 0, .4);
    transition: all .3s linear;
    text-decoration: none !important
}

nav li:nth-child(1) a {
    background: #4267B2
}

nav li:nth-child(2) a {
    background: #1DA1F2
}

nav li a i {
    position: absolute;
    top: 14px;
    left: 24px;
    font-size: 15px
}

ul li a span {
    display: none;
    font-weight: bold;
    letter-spacing: 1px;
    text-transform: uppercase
}

nav a:hover {
    z-index: 1;
    width: 180px;
    border-bottom: 1px solid rgba(0, 0, 0, .5);
    box-shadow: 0 0 1px 1px rgba(0, 0, 0, .3)
}

ul li:hover a span {
    padding-left: 30%;
    display: block;
    font-size: 15px
}


.btn-secondary {
    color: #fff;
    background-color: #0E4A9A;
    border-color: #6c757d;
}


/*Start Intro*/

.intro{
    padding-top: 8em;
    padding-bottom: 25px;
    color:rgb(17, 35, 134) ;
  }

/*START MAIN*/
/*Start Section-title*/
@media only screen and (max-width: 480px){
    .infor-title .infor-title-text h2{
        font-size: 1em;
    }
  }
.infor-title .infor-img{
    margin-top: -5px;
}
/*End Section-title*/


.infor-lecturers {
    display: flex;
    box-shadow: 1px 1px 4px 0 rgb(0 0 0 / 15%);
    border-radius: 20px;
    margin: 10px;
    background-color: fafafa;
    background-image: linear-gradient(
-45deg
, #646464, #fff);
}
.infor-lecturers .img-lecturers img{
    width: 100%;
    height: auto;
    max-width: calc(100% - 70px);
    max-width: calc(100% - 20px);
    border-radius: 20px;
}
.infor-lecturers .img-lecturers img:hover{
    transform: scale(1.2);
}

.infor-text{
    margin: 1.5em;
}
.infor-text h3{
    color:rgb(17, 35, 134) ;
    padding-right: 2em;
}
.infor-text p{
    font-family: 'Times New Roman', Times, serif;
    
}

@media only screen and (min-width: 481px){
    .infor-text h3{
        font-size: 1.5em;
        font-weight: 700;
    }
  }
@media only screen and (max-width: 480px){
    .infor-text h3{
        font-size: 1em;
    }
  }
  @media only screen and (max-width: 480px){
    .infor-text p{
        font-size: 0.8em;
    }
  }

  /* Giảng viên */
  .c-lecturers-grid ul li{
      list-style: none;
  }
  .c-lecturers-grid .c-team-item {
    padding-top: 46.7289719626%;
    border-radius: 8px;
    box-shadow: 1px 1px 4px #929292;
}
.c-team-item {
    background: #fff;
    padding-top: 64.1025641026%;
    position: relative;
    z-index: 1;
    overflow: hidden;
}
.c-team-item:before {
    content: "";
    position: absolute;
    z-index: 2;
    top: -40%;
    width: 100%;
    padding-top: 75%;
    right: -35%;
    background: linear-gradient(top, #ffc107d6, #ff5c07e3);
    background: -webkit-linear-gradient(top, #ffc107d6, #ff5c07e3);
    background: -moz-linear-gradient(top, #ffc107d6, #ff5c07e3);
    background: -ms-linear-gradient(top, #ffc107d6, #ff5c07e3);
    background: -o-linear-gradient(top, #ffc107d6, #ff5c07e3);
    -ms-transform: rotate(-45deg);
    -webkit-transform: rotate(
-45deg
);
    -moz-transform: rotate(-45deg);
    -o-transform: rotate(-45deg);
    transform: rotate(
-45deg
);
}
.c-lecturers-grid .c-team-item:before {
    top: -40%;
    right: -47%;
}
.c-team-item__avatar {
    position: absolute;
    z-index: 3;
    width: 51.4285714286%;
    bottom: 0;
    left: 0;
    top: 0;
    padding: 20px 10px 0;
}
.c-team-item__avatar figure {
    margin: 0;
    width: 100%;
    height: 100%;
}
.c-team-item__avatar figure img {
    width: auto;
    height: auto;
    max-width: calc(100% - 10px);
    max-height: calc(100% - 20px);
    transform: scale(1.1);
}
.c-team-item__avatar figure img:hover {
    transform: scale(1.2);
}
.c-lecturers-grid .c-team-item__content {
    text-align: right;
}.c-team-item__content {
    position: absolute;
    z-index: 3;
    width: 51.4285714286%;
    bottom: 0;
    right: 0;
    padding: 0 10px 10px 0;
}
@media (min-width: 768px){
    .c-lecturers-grid ul li {
        width: 50%;
        float: left;
        padding-left: 10px;
        padding-right: 10px;
        padding-bottom: 25px;
    }
}
@media (min-width: 1200px){
    .c-lecturers-grid ul li {
        padding-left: 20px;
        padding-right: 20px;
        padding-bottom: 40px;
    }
}
.c-lecturers-grid .c-team-item {
    padding-top: 46.7289719626%;
}
.c-team-item {
    background: #fff;
    padding-top: 64.1025641026%;
    position: relative;
    z-index: 1;
    overflow: hidden;
}
.b-page .page-item.active .page-link {
    background: #EF8318;
}
.page-item.active .page-link {
    z-index: 1;
    color: #fff;
    background-color: #007bff;
    border-color: #007bff;
}
.page-item:first-child .page-link {
    margin-left: 0;
    border-top-left-radius: .25rem;
    border-bottom-left-radius: .25rem;
}
.b-page .page-link {
    border: none;
    background: #fff;
    color: #333;
    -moz-border-radius: 4px;
    -webkit-border-radius: 4px;
    border-radius: 4px;
}
.page-link {
    position: relative;
    display: block;
    padding: .5rem .75rem;
    margin-left: -1px;
    line-height: 1.25;
    color: #007bff;
    background-color: #fff;
    border: 1px solid #dee2e6;
}
.c-team-item__subname{
    color: #fff;
}
.c-team-item__name{
    color: #fff;
    font-weight: 600;
}