Build a rectangle frame with a transparent circle using CSS only

Question

I need to implement a design to my webpage butI am kind of newbie with CSS.

What I am trying is to add a frame above the user picture. For example, for any size of imag

Answer 1

Here try this DEMO. To check transparency, try changing body color.

---

.outerCont{
    height:300px;
    width:300px;
    position:relative;
    overflow:hidden;
}
.innerCont{
    background-color:transparent;
    border:150px solid rgb(186, 230, 255);
    border-radius:50%;
    height:200px;
    width:200px;
    overflow:hidden;
}
.innerCont img{
    position:absolute;
    height:80%;
    bottom:0;
    left:50%;
    -webkit-transform:translateX(-50%);
    transform:translateX(-50%);
}
.centerAlign{
    position:absolute;
    left:50%;
    top:50%;
    -webkit-transform:translateX(-50%) translateY(-50%);
    transform:translateX(-50%) translateY(-50%);
}