#inputFile {
    position: relative;
    padding: 180px 0 100px;
    text-align: center;
}

#dropArea {
    position: absolute;
    top: 0;
    left: 0;
    width: 100%;
    height: 100%;
    padding: 100px 0 0;
    border: 2px dashed #494949;
    background: rgba(22, 165, 191, 0);
    transition: all 0.25s cubic-bezier(0.21, 0.51, 0.51, 1);
}

#dropArea.dragover {
    border: 2px solid #16a5bf;
    background: rgba(22, 165, 191, 0.6);
}

#uploadFile {
    position: absolute;
    top: 0;
    left: 0;
    z-index: 10;
    display: block;
    width: 300px;
    height: 80px;
    opacity: 0;
}

#inputFileWrap {
    position: relative;
    display: inline-block;
}

#btnInputFile,
#btnChangeFile {
    display: table;
    width: 300px;
}

#btnChangeFile {
    display: none;
}


#btnInputFile span,
#btnChangeFile span {
    position: relative;
    z-index: 2;
    display: table-cell;
    width: 300px;
    height: 80px;
    border: 1px solid #333;
    border-radius: 4px;
    background: #333;
    text-decoration: none;
    color: #fff;
    font-size: 26px;
    line-height: 1;
    font-weight: bold;
    vertical-align: middle;
}

#upFileWrap.selected #btnInputFile {
    display: none;
}

#upFileWrap.selected #btnChangeFile {
    display: table;
}

* {
    box-sizing: border-box;
}

body {
    font-family: 'Avenir','Helvetica, Neue','Helvetica','Arial';
}