/*** Project Portfolio ***/
#portfolio-flters .btn {
    position: relative;
    display: inline-block;
    margin: 10px 4px 0 4px;
    transition: .5s;
}

#portfolio-flters .btn::after {
    position: absolute;
    content: "";
    right: -1px;
    bottom: -1px;
    border-left: 20px solid transparent;
    border-right: 0 solid transparent;
    border-bottom: 50px solid #FFFFFF;
}

#portfolio-flters .btn:hover,
#portfolio-flters .btn.active {
    color: var(--light);
    background: var(--primary);
}

.portfolio-overlay {
    position: absolute;
    display: flex;
    flex-direction: column;
    justify-content: center;
    width: 100%;
    height: 100%;
    padding: 30px;
    top: 0;
    left: 0;
    /* background: #2124b1c7; */
    transition: .5s;
    z-index: 1;
    opacity: 0;
}

.portfolio-item:hover .portfolio-overlay {
    opacity: 1;
}

.portfolio-item .btn {
    position: absolute;
    width: 60px !important;
    height: 60px !important;
    top: 31px;
    right: 59px;
    display: flex;
    align-items: center;
    justify-content: center;
    background: url(../img/icon-shape-white.png) center center no-repeat;
    border: none;
    transition: .5s;
    opacity: 0;
    z-index: 2;
}
.portfolio-item:hover .btn {
    opacity: 1;
    transition-delay: .15s;
}