/* slide giới thiệu mạng xã hội */
.slideshow-container {
    width: 90%;
    max-width: 1000px;
    position: relative;
    margin: auto;
    margin-top: 20px;
    box-shadow: 0px 8px 16px 0px rgba(0,0,0,0.5);
}

/* Caption text */
.text {
    color: #000000;
    font-size: 15px;
    padding: 8px 12px;
    position: absolute;
    background-color: #fff;
    border-radius: 15px;
    bottom: -30px;
    border: 1px solid #ccc;
    box-shadow: 0px 8px 16px 0px rgba(0,0,0,0.5);
    left: 50%;
    transform: translate(-50%, -50%);
    cursor: default;
}

/* Number text (1/3 etc) */
.numbertext {
    color: #000000;
    font-size: 12px;
    padding: 8px 12px;
    position: absolute;
    top: 0;
    display: none;
}

/* The dots/bullets/indicators */
.dot {
    height: 15px;
    width: 15px;
    margin: 0 2px;
    background-color: #bbb;
    border-radius: 50%;
    display: inline-block;
    transition: background-color 0.6s ease;
}

.active {
    background-color: #717171;
}

/* Fading animation */
.fade {
    animation-name: fade;
    animation-duration: 1.5s;
}

@keyframes fade {
    from {opacity: .4} 
    to {opacity: 1}
}

/* On smaller screens, decrease text size */
@media only screen and (max-width: 500px) {
    .text {font-size: 11px}
}