.calibre {
    display: block;
    padding-left: 0;
    padding-right: 0;
    margin: 0 5pt
    }
.calibre1 {
    display: block
    }
.class {
    box-sizing: content-box;
    display: block;
    height: 2700px;
    width: 1800px
    }
.class1 {
    box-sizing: content-box;
    display: block
    }
.class2 {
    height: 2700px;
    position: absolute;
    width: 1800px
    }