.modal{
display: none; 
position: fixed; 
z-index: 9999;
left: 0;
top: 0;
width: 100%;
height: 100%; 
overflow: auto; 

background-color: rgba(0,0,0,0.4);
}


.modal-content {
width:1280px;
height:720px;
background-color: #fefefe;
margin: 5% auto;
box-shadow: 0 0 5px rgb(0,0,0,0.3);

position: relative;
overflow: hidden;

z-index: 9999;
}

    
.modalclose {
color: #aaa;
position: absolute;
top:-3px;
right:10px;
float: right;
font-size: 30px;
font-weight: bold;
cursor: pointer;
}