* {
box-sizing: border-box;
}
:focus {
outline: 0;
}
img {
max-width: 100%;
vertical-align: middle;
}
.wrapper {
margin-bottom: 50%;
}
.photo {
position: relative;
display: inline-block;
margin-bottom: 5px;
}
.photo > img{
width: 400px;
height:400px;
}
.slider {
width: 400px;
}