.contpre_png {
        width: 100px;
        box-shadow: 0px 0px 5px #000;
        }

        #p_prldr{
        position: fixed;
        display: block;
        left: 40%;
        top: 35%;
        right:40%;
        bottom:35%;
        z-index: 30;
      }
         
        .contpre small{font-size:25px;}
         
        .contpre{
        width: 300px;
        height: 220px;
        position: absolute;
        left: 50%;top: 48%;
        margin-left:-125px;
        margin-top:-75px;
        color:#fff;
        font-size:40px;
        letter-spacing:-2px;
        text-align:center;
        line-height:35px;
        background: #87AF01;
        opacity: 0.9;
        padding-top: 50px;
      }
         
        #p_prldr .svg_anm {
        position: absolute;
        width: 41px;
        height: 41px;
        background-size:41px;    
        margin: -16px 0 0 -16px;
      }

/* Filter menu */
    #portfolio-filter {
        border-bottom:1px solid #ededed;
        overflow:hidden;
        padding:15px 0;
        padding-left: 10px;
    }
    #portfolio-filter li a {
        font-family: monospace;
        width: 30%;
        font-size: 20px;
        text-decoration: none;  
        float:left;
        margin-right:20px;
        color:#fff;
        background-color: #666;
        padding:6px;
        margin-bottom:5px;
        border-radius: 3px;
        -moz-border-radius: 3px;
        -webkit-border-radius: 3px
    }
    #portfolio-filter li a:hover {
        background-color: #97BB01;
    }
    #portfolio-filter li a.current {
        background-color: #97BB01;
    }

    .nav {
        text-decoration: none;
        font-family: monospace;
        font-size: 15px;
        text-decoration: none;  
        float:left;
        margin-right:20px;
        color:#fff;
        background-color: #666;
        padding:6px;
        margin-bottom:5px;
        border-radius: 3px;
        -moz-border-radius: 3px;
        -webkit-border-radius: 3px
    }

    .nav:hover {
        background-color: #97BB01;
    }

    .iframe {
        width: 100%;
        height: 430px;
    }

@media (max-width: 992px) and (min-width: 576px) {

    .iframe_width {
        width: 90%;
        margin: 0 auto;
    }

    .nav {
        text-decoration: none;
        font-family: monospace;
        font-size: 30px;
        text-decoration: none;  
        float:left;
        margin-right:20px;
        color:#fff;
        background-color: #666;
        padding:10px;
        margin-bottom:5px;
        border-radius: 3px;
        -moz-border-radius: 3px;
        -webkit-border-radius: 3px;
    }

    #disqus_thread {
        width: 90%;
        margin: 0 auto;
    }

    /* Filter menu */
    #portfolio-filter {
        border-bottom:1px solid #ededed;
        overflow:hidden;
        padding:5px 0;
        padding-left: 10px;
    }

    #portfolio-filter li a {
        font-family: monospace;
        width: 95%;
        font-size: 38px;
        text-decoration: none;  
        float:left;
        margin-right:20px;
        color:#fff;
        background-color: #666;
        padding:20px;
        margin-bottom:5px;
        border-radius: 3px;
        -moz-border-radius: 3px;
        -webkit-border-radius: 3px;
        text-align: center;
    }

    #portfolio-filter li a:hover {
        background-color: #97BB01;
    }

    #portfolio-filter li a.current {
        background-color: #97BB01;
    }
}