.project__img::before {
    position: absolute;
    content: "";
    width: 100%;
    height: 100%;
    background: #172E45;
    left: 0;
    top: 0;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease-out 0s;
    z-index: 1;
}

.project__content {
    position: absolute;
    top: 50%;
    transform: translateY(-30%);
    padding: 15px;
    width: 100%;
    text-align: center;
    opacity: 0;
    visibility: hidden;
    transition: all 0.3s ease-out 0s;
    z-index: 1;
}

.project__content h2 {
    font-size: 30px;
}

.project__content span::before {
    font-size: 50px;
}

.project__link {
    position: absolute;
    bottom: 10px;
    right: 0px;
    font-size: 24px;
    color: #172E45;
    width: 70px;
    height: 70px;
    display: inline-block;
    line-height: 70px;
    text-align: right;
    opacity: 0;
    visibility: hidden;
    z-index: 1;
    transition: all 0.3s ease-out 0s;
}

.project__link::before {
    position: absolute;
    content: "";
    width: 100%;
    left: 0;
    height: 100%;
    border-style: solid;
    border-width: 0 0 70px 70px;
    border-color: transparent transparent #ffffff transparent;
}

.project__link a {
    position: absolute;
    right: 10px;
    bottom: 10px;
    line-height: 1;
}

.project__block {
    overflow: hidden;
}

.project__block:hover .project__img::before {
    opacity: 0.5;
    visibility: visible;
    transition: all 0.3s ease-out 0s;
}

.project__block:hover .project__link {
    opacity: 1;
    visibility: visible;
    transition: all 0.3s ease-out 0s;
    right: 10px;
}

.project__block:hover .project__content {
    visibility: visible;
    opacity: 1;
    transition: all 0.3s ease-out 0s;
    transform: translateY(-50%);
}