.khung{
    width: 100%;
    height: 1130px;
    position: relative;
}
.box{
    position: absolute;
    width: 1460px;
    height: 70px;
    background-color: white;
}
.muiten{
    text-decoration: none;
}
h4{
    position: absolute;
    left: 10px;
    font-size: 25px;
    bottom: -10px;
}
.box1{
    position: absolute;
    width: 1460px;
    height: 70px;
    top: 70px;
    background-color: yellow;
}
.box1>p{
    position: absolute;
    top: 5px;
    font-size: 20px;
}
.boxlienhe{
    position: absolute;
    width: 1460px;
    height: 60px;
    top: 141px;
    background-color: lightgray;
}
.boxlienhe>p{
    position: absolute;
    left: 10px;
    font-size: 20px;
}
.inp{
    position: absolute;
    width: 1453px;
    height: 50px;
    top: 201px;
}
.inp1{
    position: absolute;
    width: 1453px;
    height: 50px;
    top: 255px;
}
.boxdiachi{
    position: absolute;
    width: 1460px;
    height: 60px;
    top: 310px;
    background-color: lightgray;
}
.boxdiachi>p{
    position: absolute;
    left: 10px;
    font-size: 20px;
}
.inp2{
    position: absolute;
    width: 1453px;
    height: 50px;
    top: 370px;
}
.inp3{
    position: absolute;
    width: 1453px;
    height: 50px;
    top: 425px;
}
.boxcaidat{
    position: absolute;
    width: 1460px;
    height: 60px;
    top: 480px;
    background-color: lightgray;
}
.boxcaidat>p{
    position: absolute;
    left: 10px;
    font-size: 20px;
}
.box2{
    position: absolute;
    width: 1460px;
    height: 70px;
    top: 540px;
    background-color: white;
    box-shadow: 0 0 1px black;
}
.box2>p{
    position: absolute;
    top:5px;
    left: 10px;
    font-size: 20px;
}
.boxvanphong{
    width: 100px;
    height: 40px;
    background-color: lightgray;
    position: absolute;
    top: 15px;
    left: 140px;
}
.boxvanphong>input{
    position: absolute;
    top: 12px;
}
.boxvanphong>label{
    position: absolute;
    top: 12px;
    left: 20px;
}
.boxnharieng{
    width: 100px;
    height: 40px;
    background-color: lightgray;
    position: absolute;
    top: 15px;
    left: 250px;
}
.boxnharieng>input{
    position: absolute;
    top: 12px;
}
.boxnharieng>label{
    position: absolute;
    top: 12px;
    left: 20px;
}
.box3{
    position: absolute;
    width: 1460px;
    height: 70px;
    top: 610px;
    background-color: white;
    box-shadow: 0 0 1px black;
}
.box3>p{
    position: absolute;
    top:5px;
    left: 10px;
    font-size: 20px;
}
.boxphuongthuc{
    position: absolute;
    width: 1460px;
    height: 60px;
    top: 680px;
    background-color: lightgray;
}
.boxphuongthuc>p{
    position: absolute;
    left: 10px;
    font-size: 20px;
}
.boxphuongthuc>p>a{
    text-decoration: none;
}
.inp4{
    position: absolute;
    width: 1453px;
    height: 50px;
    top: 740px;
}
.box4{
    position: absolute;
    width: 1460px;
    height: 10px;
    top: 795px;
    background-color: lightgray;
}
.box5{
    position: absolute;
    width: 1460px;
    height: 225px;
    top: 805px;
    background-color: white;
    box-shadow: 0 0 1px black;
}
.vnd{
    position: absolute;
    top: 51px;
    left: 1400px;
}
.vnd1{
    position: absolute;
    top: 85px;
    left: 1400px;
}
.vnd2{
    position: absolute;
    top: 120px;
    left: 1400px;
}
.vnd3{
    position: absolute;
    top: 165px;
    left: 1400px;
}
.box6{
    position: absolute;
    width: 1460px;
    height: 10px;
    top: 1030px;
    background-color: lightgray;
}
.box7{
    position: absolute;
    width: 1460px;
    height: 90px;
    top: 1040px;
    background-color: yellow;
}
.box7>p{
    position: absolute;
    top: 15px;
    font-size: 20px;
    left: 1000px;
}
.inp5{
    position: absolute;
    width: 230px;
    height: 90px;
    left: 1230px;
    background-color: red;
    color: white;
    
}
.inp5:hover{
    box-shadow: 0 0 5px black;
    font-weight: bold;
}