.sqfk-article .sqfk-keyvision {
    background: url(../images/sqfk-r2-header-bkd1.jpg) no-repeat center;
    background-size: cover;
}
@media (min-width: 1000px) {
    .sqfk-article .sqfk-keyvision {
        background: none;
    }
    .sqfk-article .sqfk-keyvision:before {
        content: "";
        display: block;
        position: absolute;
        top: 0;
        left: 0;
        background: url(../images/sqfk-r2-header-bkd1.jpg?v=1) no-repeat center;
        width: 100%;
        height: 20%;
        opacity: 50;
        z-index: 0;
    }
    .sqfk-article .sqfk-keyvision:after {
        content: "";
        display: block;
        position: absolute;
        top: 0;
        left: 0;
        background: url(../images/sqfk-r2-header-bkd2.jpg?v=1) no-repeat center;
        width: 100%;
        height: 20%;
        opacity: 50;
        z-index: 0;
        -webkit-animation: lights-shine 1.5s infinite;
        -moz-animation: lights-shine 1.5s infinite;
        -o-animation: lights-shine 1.5s infinite;
        animation: lights-shine 1.5s infinite;
    }
}

@media (min-width: 1280px) {
    #f04 {
        background-image: url('../images/f05-bg.png');
    }
    .sqfk-article .sqfk-keyvision:before, .sqfk-article .sqfk-keyvision:after {
        background-size: cover;
    }
}

@-webkit-keyframes lights-shine {
    0% {
        display: block;
        opacity: 0;
    }
    60% {
        display: block;
        opacity: 100;
    }
    100% {
        display: block;
        opacity: 0;
    }
}