#aviation:hover {
    background-color: #b3c938!important;
}

#generalCCO:hover {
    background-color: #b3c938!important;
}

.content {
    width: 1170px;
    margin: auto;
    margin-top: 30px;
}


/*dùng ảnh gif*/

.load {
    width: 100%;
    height: 100%;
    background: #fff;
    position: fixed;
    top: 0;
    left: 0;
    z-index: 100000000000;
    display: block;
    overflow: hidden;
}

.load img {
    width: 150px;
    height: 150px;
    position: absolute;
    top: 50%;
    left: 50%;
    margin-top: -75px;
    margin-left: -75px;
}


/*cách 2 dùng css*/

.loader {
    width: 100%;
    height: 100%;
    background: #151f33;
    position: fixed;
    top: 0;
    left: 0;
    z-index: 100000000000;
    display: block;
    overflow: hidden;
}


/* .icon {
    font-size: 80px;
    color: #fff;
    position: absolute;
    top: 50%;
    left: 50%;
    margin-top: -40px;
    margin-left: -40px;
} */

.xoay {
    animation: xoay 1.5s linear infinite;
    -moz-animation: xoay 1.5s linear infinite;
    -ms-animation: xoay 1.5s linear infinite;
    -o-animation: xoay 1.5s linear infinite;
    -webkit-animation: xoay 1.5s linear infinite;
}

@-webkit-keyframes xoay {
    from {
        -ms-transform: rotate(0deg);
        -moz-transform: rotate(0deg);
        -o-transform: rotate(0deg);
        -webkit-transform: rotate(0deg);
        transform: rotate(0deg);
    }
    to {
        -ms-transform: rotate(360deg);
        -moz-transform: rotate(360deg);
        -o-transform: rotate(360deg);
        -webkit-transform: rotate(360deg);
        transform: rotate(360deg);
    }
}