:root {
    --bg: rgb(240, 240, 240);
    --separator: rgb(221, 221, 221);
    --button: rgb(0, 156, 247);
    --button-hover: rgba(0, 156, 247, 0.788);
    --button-stick: rgb(241, 241, 241);
    --button-stick-hover:rgb(243, 243, 243);
    --button-stick-border: gray;
    --button-stick-color:rgb(122, 122, 122);
    --shadow-1: rgb(200, 200, 200);
    --shadow-2: rgb(199, 199, 199);
    --font: Trebuchet MS, "Arial",sans-serif;
}

* {
    /* box-sizing: content-box; */
    margin: 0;
    padding: 0;
}

html {
    font-family: Alegreya;
    /* font-size: 0.95rem; */
}

.button {
    display: inline-block;
    font-family: var(--font);
    color: white;
    background: var(--button);
    cursor: pointer;
}
.button.big {
    min-width: 150px;
    height: 36px;
    line-height: 30px;
    font-weight: bold;
    font-size: 1rem;
    border-radius: 3px;
    text-align: center;
    border: none;
    cursor: pointer;
}
.button.stick {
    background: var(--button-stick);
}
.button.stick:hover {
    background: var(--button-stick-hover);
}

.button:hover {
    background: var(--button-hover);
}

body {
    margin: 0;
    min-height: 100vh;
    background: var(--bg);
}

#container {
    min-height: 100vh;
    max-width: 1300px;
    margin: auto;
    padding: 0 40px;
    background: white;
    box-shadow: 0px 0px 5px 0px var(--shadow-1);
}

header {
    padding: 30px 10px;
    display: flex;
    flex-flow: row nowrap;
    justify-content: space-between;
}

.header-left {
    display: flex;
    flex-flow: row nowrap;
    justify-content: center;
    align-items: center;
}

.header-left .title {
    margin-left: 15px;
    font-size: 2rem;
}

.header-right {
    display: flex;
    flex-flow: column nowrap;
    flex: 1;
    justify-content: center;
}

.header-right .subheader {
    display: flex;
    flex-flow: row nowrap;
    justify-content: right;
}

.header-right .subheader .button.toggle {
    margin-left: 30px;
    margin-right: 20px;
}

#panel_search {
    max-width: 400px;
    flex: 1;
    display: flex;
    flex-flow: row nowrap;
}

input[type="text"] {
    flex: 1;
    font-size: 1rem;
    font-family: var(--font);
    padding: 3px 10px;
    color: rgb(68, 68, 68);
}

#input_search.floating {
    position: fixed;
    top: 21px;
    left: 15px;
    width: calc(100% - 98px);
    height: 26px;
}

#btn_search {
    background-image: url("data: image/x-icon; base64, 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");
    background-size: 20px 20px;
    background-position: 7px 7px;
    background-repeat: no-repeat;
    width: 36px;
    height: 36px;
}

#panel_search .button.stick {
    border-top-right-radius: 3px;
    border-bottom-right-radius: 3px;
    color: var(--button-stick-color);
    border: 1px solid var(--button-stick-border);
    border-left: none;
    font-size: 20px;
    padding: 0 9px 0 7px;
}

hr {
    margin: 0 10px;
    color: white;
    border: 1px solid var(--separator);
}

main {
    display: flex;
    flex-flow: row wrap;
    justify-content: center;
    align-items: flex-start;
    padding: 30px 0;
}

.tile {
    display: inline-block;
    margin: 0 10px 20px;
    border-radius: 2px;
    box-shadow: 0px 0px 2px 1px var(--shadow-2);
}

.tile {
}

.tile .media-wrapper {
    background: rgb(32, 32, 32);
    border-top-left-radius: 2px;
    border-top-right-radius: 2px;
    cursor: pointer;
    width: 300px;
    height: 170px;
    display: flex;
    align-items: center;
    justify-content: center;
    /* box-shadow: 0px 0px 2px 1px var(--shadow-2); */
}

.tile .media {
    max-width: 100%;
    max-height: 100%;
    color: white;
}

.tile .media:fullscreen {
    border: none;
}

.tile .caption {
    margin: 5px 15px;
    text-align: center;
    display: block;
    text-decoration: none;
    font-family: Calibri;
    font-size: 1rem;
    color: rgb(73, 73, 73);
}

@media only screen and (max-width: 840px) {
    .header-left .title {
        display: none;
    }
}

@media only screen and (max-width: 768px) {
    html {
        font-size: 1.05rem;
    }

    #panel_search {
        flex: 0;
    }

    .header-right .subheader .button.toggle {
        margin-right: 15px;
    }

    .button.big {
        width: 130px;
        height: 36px;
    }
    
    #container {
        padding-left: 5px;
        padding-right: 5px;
    }
    
    header {
        padding-top: 20px;
        padding-bottom: 20px;
    }
    
    main {
        padding-top: 20px;
        padding-bottom: 20px;
    }
    
    .tile {
        max-width: min(calc(100% - 30px), 300px);
    }

    #input_search {
        display: none;
    }
    
    #panel_search .button.stick {
        border-radius: 3px;
        border: 1px solid var(--shadow-1);
    }
}