body{
  background: gray;
}


#signature-pad{

  width: 500px;
  height: 300px;
  margin: 50px;
  border-radius: 5px;
  border-style: groove;
}
#signature-pad canvas{
  width: 500px;
  height: 300px;
  background: white;
}
.draggable{
   width: 50px;
   text-align: center;
   ;
    background: rgba(240, 218, 218, 0.411);
    border-style: dashed;
}
html, body {

    width: 100%;
    height: 100%;
    margin: 0px;
    padding: 0px;
  }
  
  .bloco {
    
    float: left;
    margin: 0px;
    border-radius: 5px;
    background-color: white;
    box-shadow: 0px 0px 5px black;
    width: 128px;
    height: 50px;
    background-image: url('http://image.flaticon.com/icons/svg/96/96958.svg');
    background-size: calc(100% - 10px);
    background-position: center;
    background-repeat: no-repeat;
  }
  
  .draggable {
    position: relative;
    top: 0px;
    left: 0px;
    transition: transform 0.3s linear z-index 0.3 linear;
    z-index: 0;
  }
  
  .dragging {
    transform: scale(1.1);
    z-index: 999;
  }