.menu{
    background-color:#0A314F;
    height: 80px;
    width: 100%;

}
body{
background-size: cover;
}
#logo{
    list-style: none;
    line-height: 70px;
    padding-left: 70px;
    font-size: 20px;
    font-family: 'Times New Roman', Times, serif;align-self: start;
    cursor: pointer;
    font-weight: bold;
    color: white;
}
#menuleft{
    list-style: none;
    margin: 0;
    padding: 0;
    display: flex;
    margin-left: 550px;
    margin-top: -60px;

}
#menuleft>li>a{
    position: relative;
}
#menuleft>li>a::before{
    content: "";
    height: 5px;
    width: 0px;
    background: red;
    position: absolute;
    bottom: 10px;
    left: 0px;
    transition:0.5s cubic-bezier(0.075, 0.82, 0.165, 1);
}
#menuleft>li:hover>a::before{
    width: 100%;
}
#menuleft li a{
    display: block;
    color:white;
    padding: 18px 20px;
    cursor:pointer;
    
}
#menuleft li{
    position: relative;
}
 ul li:hover{
    cursor: pointer;
    text-decoration: underline;
 }
#menuleft ul.menucon{
    background-color: #0a314f;;
    list-style: none;
    width: 300px;
    position: absolute;
    border: 1px solid black ;
    margin-top: -10px;
 }

 #menuleft ul.menucon{
    display: none;
 }
 #menuleft li:hover ul.menucon{
    display: block;
 }
 .menucon ul{
    position: relative;
    color: white;
 }
 .menucon .khung{
    position: absolute;
 }
 .PhanThan{
    width: 2700px;
    height: 500px;
    margin: auto;
    position: relative;
    max-width: 99vw;
    overflow: hidden;
}
.khung{
    position: absolute;
    top: 0;
    left: 0;
    height: 100%;
    display: flex;
    width: max-content;
}
.khung img{
  width: 2700px;
    max-width: 99vw;
    height: 100%;
    object-fit: cover;
}

.khung img{
    z-index: 2;
}

.menucon{
    z-index: 3;
    position: relative;
}
.Phanthanduoi{
    background-color: white
}
.Camket video{
    width: 100%;
    height: 100%;
}
*{
    margin: 0;
    padding: 0;
}
ul{
    list-style: none;
}
a{
    text-decoration: none;
}
.Luachon img{
    width: 50%;
    height: 70%;
    object-fit: cover;
}
#Menubanquanao{
    width: 100%;
    height: 370px;
}
.Luachon{
    padding-top: 60px;
    display: inline-flex;
    margin-left: 150px;
}
ul.Luachon{
    display: flex;
}
ul.Lucchon li{
    max-width: 524px;
    overflow: hidden;
}
ul.Luachon li a img{
    max-width: 100%;
    transition: all 0.5s ease-in-out;
    display: block;
    padding: 1px 10px;
}
ul .Luachon li a{
    position: relative;
    display:block;
}
ul.Luachon li:hover img{
    transform:scale(1.2) ;
    opacity: 0.5;
}
ul.Luachon li a .ten{
    position: absolute;
    color:blue;
    font-weight: bold;
    letter-spacing:2px;
    bottom: -24%;
    margin-left: 3%;
    transition: all 0.5s ease-in-out;
    font-size: 30px;
    opacity: 0;
}
ul.Luachon li a:hover .ten{
    bottom: -40%;
    opacity: 1;
}
#Dodung{
    background-color: white;
    width: 100%;
    height: 370px;
}
.Banvatdung{
    width: 100%;
    height: 100%;
    object-fit: cover;
    
}
.Banvatdung{
    display: inline-flex;
    padding-top: 50px;
    margin-left: 83px;
    
}
ul .Banvatdung{
    display: flex;
}
ul.Banvatdung li{
    max-width: 524px;
    overflow: hidden;
}
ul .Luachon li a{
    position: relative;
    display:block;
}
ul.Banvatdung li a img{
    max-width: 72%;
    transition: all 0.5s ease-in-out;
    display: block;
}
ul.Banvatdung li:hover img{
    transform:scale(1.1) ;
    opacity: 0.8;
}
ul.Banvatdung li a .vatdung{
    position: absolute;
    color:red;
    font-weight: bold;
    letter-spacing:2px;
    bottom: -130%;
    transition: all 0.3s ease-in-out;
    font-size: 30px;
    opacity: 0;
    text-align: center;
    margin-left: 7%;
}
ul.Banvatdung li a:hover .vatdung{
    bottom: -110%;
    opacity: 1;
}


.clearfix:after,
.grid:after {
    clear  : both;
    content: '';
    display: table
}

p a {
    font-family: inherit
}
.txt-h5,p,label {
    font-size  : 1em;
    line-height: 1.75em;
    padding    : 0
}
h1,
h2,
h3,
h4,.txt-h5 {
    color : white;
    margin: 0
}
.wrapper img {
    color    : #d41934;
    max-width: 100%;
    height   : auto
}
.wrapper {
    margin       : 0 auto;
    max-width    : 100%;
    padding-right: 5px;
    position     : relative;
    background-color: #0a314f;
}
.w-10 {
    width: 10%
}
.w-20 {
    width: 20%
}
.w-25 {
    width: 25%
}
.w-30 {
    width: 30%
}
.w-50 {
    width: 50%
}
.w-60 {
    width: 60%
}
.w-33 {
    width: 33.33333%
}
.grid>[class*="w-"] {
    float        : left;
    margin-bottom: 0;
    min-height   : 1px;
    padding-left : 1.25em;
    position     : relative
}
#social li {
    padding-left: 10px;
    width       : 50px;
    float       : left;
    list-style  : none;
}
#social li img {
    width: 100%;
}
.w-25{
    color: white;
}
.col-sm-4{
    color: white;
}
.cuoicung{
	background-color: black;
	height: 50px;
	width: 100%;
}
.cuoicung ul{
	color: white;
	font-size: medium;
	text-align: center;
	top: -10px;
}
#backtop{
	width: 50px;
	height: 50px;
	background-color: #000099;
	color: white;
	display: flex;
	justify-content: center;
	align-items: center;
	border-radius: 50%;
	position: fixed;
	bottom: 40px;
	right: 20px;
}