.banner img {
    display: block;
    width: 100%;
    height: auto;
    margin: 0px auto;
    border-radius: 20px;
}

.productpage {
    background-image: url("http://citygrill.com.ph/wp-content/uploads/2018/04/menu-bg.jpg");
    background-size: cover;
    background-repeat: no-repeat;
    width: 100%;
    height: 100%;
    display: block;
    float: left;
    position: fixed;
    z-index: -2;
}

#main img {
    width: 100%;
    display: block;
}

#a2,
#a3,
#a4,
#a5 {
    display: none;
}

.content {
    margin: 10px auto;
    display: block;
    width: 80%;
    background-image: radial-gradient(circle, rgba(255, 0, 0, 0.671), rgba(255, 255, 0, 0.664));
    border-radius: 10px;
}

.content span {
    font-size: larger;
}

.content h1 {
    text-align: center;
    color: white;
}

span {
    display: block;
    padding: 30px;
}

hr {
    border: 5px solid yellow;
    border-radius: 20px;
    margin: 1px;
}

.bg {
    background-image: url("http://images.summitmedia-digital.com/esquiremagph/images/2019/01/30/JOLLIBEE-DOT_COVER_JAN2019.jpg");
    background-repeat: no-repeat;
    background-size: cover;
    filter: blur(3px);
    position: fixed;
    /* margin-left: -50px;
    margin-top: -50px; */
    z-index: -1;
    float: left;
    height: 100%;
    width: 100%;
    display: block;
}


/* Add a black background color to the top navigation */

.topnav {
    background-color: rgba(247, 3, 3, 0.644);
    overflow: hidden;
    width: 90%;
    display: block;
    margin: -8px auto -10px auto;
    border-top-right-radius: 30px;
    border-top-left-radius: 30px;
}


/* Style the links inside the navigation bar */

.topnav a {
    float: left;
    color: #f2f2f2;
    text-align: center;
    padding: 8px 16px;
    text-decoration: none;
    font-size: 17px;
}


/* Change the color of links on hover */

.topnav a:hover {
    background-color: #ddd;
    color: black;
}

.topnav a.active {
    background-color: rgba(255, 255, 0, 0.664);
    color: white;
}


/* Topnav for other pages */

.topnav1 {
    background-color: rgba(247, 3, 3, 0.644);
    overflow: hidden;
    width: 90%;
    display: block;
    margin: -10px auto 10px;
    border-bottom-right-radius: 30px;
    border-bottom-left-radius: 30px;
}


/* Style the links inside the navigation bar */

.topnav1 a {
    float: left;
    color: #f2f2f2;
    text-align: center;
    padding: 8px 16px;
    text-decoration: none;
    font-size: 17px;
}


/* Change the color of links on hover */

.topnav1 a:hover {
    background-color: #ddd;
    color: black;
}


/* Add a color to the active/current link */

.topnav1 a.active {
    background-color: rgba(255, 255, 0, 0.664);
    color: white;
}

.sidenav {
    height: 100%;
    /* 100% Full-height */
    width: 0;
    /* 0 width - change this with JavaScript */
    position: fixed;
    /* Stay in place */
    z-index: 1;
    /* Stay on top */
    top: 0;
    /* Stay at the top */
    left: 0;
    background-color: #111;
    /* Black*/
    overflow-x: hidden;
    /* Disable horizontal scroll */
    padding-top: 60px;
    /* Place content 60px from the top */
    transition: 0.5s;
    /* 0.5 second transition effect to slide in the sidenav */
}


/* The navigation menu links */

.sidenav button {
    padding: 8px 8px 8px 32px;
    text-decoration: none;
    font-size: 25px;
    border: none;
    background-color: #111;
    color: #818181;
    display: block;
    transition: 0.3s;
}


/* When you mouse over the navigation links, change their color */

.sidenav button:hover {
    color: #f1f1f1;
}


/* Position and style the close button (top right corner) */

.sidenav .closebtn {
    position: absolute;
    top: 0;
    right: 25px;
    font-size: 36px;
    margin-left: 50px;
}


/* Style page content */

#main {
    transition: margin-left .5s;
    padding: 20px;
}

.column {
    float: left;
    width: 25%;
}

.ribbon {
    background-color: red;
    width: 30%;
    border-top-right-radius: 20px;
    border-bottom-right-radius: 20px;
    color: white;
    margin-left: -20px;
    border: 2px solid black;
}

.ribbon h1 {
    margin: 5px 15px;
}


/* Clear floats after the columns */

.row:after {
    content: "";
    display: table;
    clear: both;
}

.container {
    position: relative;
    /* width: 50%; */
}

.image {
    opacity: 1;
    display: block;
    width: 100%;
    height: auto;
    transition: .5s ease;
    backface-visibility: hidden;
}

.middle {
    transition: .5s ease;
    opacity: 0;
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    -ms-transform: translate(-50%, -50%);
    text-align: center;
}

.container:hover .image {
    opacity: 0.3;
}

.container:hover .middle {
    opacity: 1;
}

.text {
    background-color: rgb(207, 207, 62);
    color: black;
    font-size: 16px;
    padding: 16px 32px;
    border-radius: 20px;
}

.text a {
    text-decoration: none;
    color: black;
}


/* The grid: Four equal columns that floats next to each other */

.column-product {
    display: block;
    float: left;
    width: 23%;
    margin: auto auto;
    padding: 10px;
}


/* Style the images inside the grid */

.column-product img {
    opacity: 0.8;
    cursor: pointer;
    width: 100%;
    background-color: rgba(0, 0, 0, 0.795);
    border-radius: 20px;
}

.column-product img:hover {
    opacity: 1;
}


/* Clear floats after the columns */

.row-product:after {
    content: "";
    display: table;
    clear: both;
}


/* The expanding image container  */

.container-product {
    position: relative;
    display: none;
    width: 70%;
    margin: auto auto;
}


/* Expanding image text */

#imgtext {
    position: absolute;
    bottom: 15px;
    left: 15px;
    right: 15px;
    border-radius: 20px;
    background-color: rgba(0, 0, 0, 0.5);
    color: white;
    font-size: 20px;
    padding: 5px;
    text-align: center;
}


/* Closable button inside the image */

.closebtn {
    position: absolute;
    top: 10px;
    right: 15px;
    color: white;
    font-size: 35px;
    cursor: pointer;
}

.btn_about {
    float: right;
    display: block;
    width: 20%;
}


/* Responsive layout */

@media screen and (max-width: 600px) {
    .column {
        width: 100%;
    }
    .column-product {
        width: 17%;
    }
    .container-product {
        width: 100%;
    }
    .ribbon {
        width: 50%;
    }
}

@media screen and (max-width: 450px) {
    .sidenav {
        padding-top: 15px;
    }
    .sidenav a {
        font-size: 18px;
    }
}