HTMLify

body{
    height: 100vh;
    overflow: hidden;
}
.container{
    margin-left: 40px!important;
    margin-right: 40px!important;
    max-width: 100%;
}
.col-md-4{
    height: 220px;
    padding: 1px;
}
img{
    width: 100%;
    height: 100%;
}
.puzzle{
    background-color: rgb(139, 139, 172);
    margin-right: 40px;
}
.h-puzzle{
    height: 82vh;
    width: 100%;
    color: aliceblue;
    font-size: 180px;
    background-color: rgb(139, 139, 172);
}
#win{
    color: aliceblue;
    font-family: 'Courier New', Courier, monospace;
    font-weight: bold;
    position: absolute;
    font-size: 45px;
    display: flex;
    justify-content: center;
    align-items: center;
    z-index: 1;
    width: 450px;
    height:100%;
}
.item{
    margin-left: 40px;
    margin-right: 250px;
    width: 100%;
    flex-direction: column;
}
.item label{
    font-size: 30px;
}
.ch-img{
    height: 50%;
    padding: 1px;
}
#choose-cont, #st-btn{
    margin-top: -140px;
}
#st-btn{
    font-size: 23px;
}
#invalid{
    background-color: rgba(180, 16, 16, 0.3);
    text-align: center;
    margin-top: 5px;
}