* {
    box-sizing: border-box;
}

body {
    font-family: Verdana;
    padding: 10px;
    background: #f1f1f1;
}

/* Header/Blog Title */
.header {
    padding: 10px;
    text-align: center;
    background: #ddd;
}

.header h1 {
    font-size: 50px;
}

/* Style the top navigation bar */
.topnav {
    overflow: hidden;
    background-color: black;
}

/* Style the topnav links */
.topnav a {
    float: left;
    display: block;
    color: #f2f2f2;
    text-align: center;
    padding: 14px 16px;
    text-decoration: none;
}

/* Change color on hover */
.topnav a:hover {
    background-color: red;
    color: black;
}

/* Create two unequal columns that floats next to each other */
/* Left column */
.leftcolumn {   
    float: left;
    width: 75%;
}

/* Right column */
.rightcolumn {
    float: left;
    width: 25%;
    background-color: #f1f1f1;
    padding-left: 20px;
}

/* Fake image */
.fakeimg {
    background-color: #aaa;
    max-width:100%;
    height:auto;
    padding: 20px;
}

.w3-image,.w3-tooltip,.w3-display-container{position:relative}
img.w3-image,.w3-image img{max-width:100%;height:auto}
.w3-image .w3-title{position:absolute;bottom:8px;left:16px;color:#fff;font-size:20px}

.w3-btn,.w3-button{border:none;display:inline-block;padding:8px 16px;vertical-align:middle;overflow:hidden;text-decoration:none;color:inherit;background-color:inherit;text-align:center;cursor:pointer;white-space:nowrap}
.w3-btn:hover{box-shadow:0 8px 16px 0 rgba(0,0,0,0.2),0 6px 20px 0 rgba(0,0,0,0.19)}
.w3-btn,.w3-button{-webkit-touch-callout:none;-webkit-user-select:none;-khtml-user-select:none;-moz-user-select:none;-ms-user-select:none;user-select:none}  


/* Colors */
.w3-amber,.w3-hover-amber:hover{color:#000!important;background-color:#ffc107!important}
.w3-aqua,.w3-hover-aqua:hover{color:#000!important;background-color:#00ffff!important}
.w3-blue,.w3-hover-blue:hover{color:#fff!important;background-color:#2196F3!important}
.w3-light-blue,.w3-hover-light-blue:hover{color:#000!important;background-color:#87CEEB!important}
.w3-brown,.w3-hover-brown:hover{color:#fff!important;background-color:#795548!important}
.w3-cyan,.w3-hover-cyan:hover{color:#000!important;background-color:#00bcd4!important}
.w3-blue-grey,.w3-hover-blue-grey:hover,.w3-blue-gray,.w3-hover-blue-gray:hover{color:#fff!important;background-color:#607d8b!important}
.w3-green,.w3-hover-green:hover{color:#fff!important;background-color:#4CAF50!important}
.w3-light-green,.w3-hover-light-green:hover{color:#000!important;background-color:#8bc34a!important}
.w3-indigo,.w3-hover-indigo:hover{color:#fff!important;background-color:#3f51b5!important}
.w3-khaki,.w3-hover-khaki:hover{color:#000!important;background-color:#f0e68c!important}
.w3-lime,.w3-hover-lime:hover{color:#000!important;background-color:#cddc39!important}
.w3-orange,.w3-hover-orange:hover{color:#000!important;background-color:#ff9800!important}
.w3-deep-orange,.w3-hover-deep-orange:hover{color:#fff!important;background-color:#ff5722!important}
.w3-pink,.w3-hover-pink:hover{color:#fff!important;background-color:#e91e63!important}
.w3-purple,.w3-hover-purple:hover{color:#fff!important;background-color:#9c27b0!important}
.w3-deep-purple,.w3-hover-deep-purple:hover{color:#fff!important;background-color:#673ab7!important}
.w3-red,.w3-hover-red:hover{color:#fff!important;background-color:#f44336!important}
.w3-sand,.w3-hover-sand:hover{color:#000!important;background-color:#fdf5e6!important}
.w3-teal,.w3-hover-teal:hover{color:#fff!important;background-color:#009688!important}
.w3-yellow,.w3-hover-yellow:hover{color:#000!important;background-color:#ffeb3b!important}
.w3-white,.w3-hover-white:hover{color:#000!important;background-color:#fff!important}
.w3-black,.w3-hover-black:hover{color:#fff!important;background-color:#000!important}
.w3-grey,.w3-hover-grey:hover,.w3-gray,.w3-hover-gray:hover{color:#000!important;background-color:#9e9e9e!important}
.w3-light-grey,.w3-hover-light-grey:hover,.w3-light-gray,.w3-hover-light-gray:hover{color:#000!important;background-color:#f1f1f1!important}
.w3-dark-grey,.w3-hover-dark-grey:hover,.w3-dark-gray,.w3-hover-dark-gray:hover{color:#fff!important;background-color:#616161!important}


/* Add a card effect for articles */
.card {
    background-color: white;
    padding: 20px;
    margin-top: 20px;
}

/* Clear floats after the columns */
.row:after {
    content: "";
    display: table;
    clear: both;
}

/* Footer */
.footer {
    padding: 20px;
    text-align: center;
    background: #ddd;
    margin-top: 20px;
}

/* Responsive layout - when the screen is less than 800px wide, make the two columns stack on top of each other instead of next to each other */
@media screen and (max-width: 800px) {
    .leftcolumn, .rightcolumn {   
        width: 100%;
        padding: 0;
    }

/* Responsive layout - when the screen is less than 400px wide, make the navigation links stack on top of each other instead of next to each other */
@media screen and (max-width: 400px) {
    .topnav a {
        float: none;
        width: 100%;
    }