#conten_procesando {
    position: fixed;
/*    background: red;*/
/*    border: 1px solid red;*/
    height: 100vh;
    width: 100%;
    z-index: 10000; 
    display: flex;
    visibility: hidden;
}

#conten_img_procesando {
    margin: 0 auto;
/*    border: 1px solid blue;*/
/*    background: #f0f0f0;*/
    width: 200px;
    height: 200px;
    align-self: center;

/*    vertical-align: middle;*/
}

#conten_img_procesando img {
    
    width: 100%;
    height: 100%;
}