* {
    box-sizing: border-box;
}

body {
    margin: 0;
    padding: 0;
}


/*=== Link text management ===*/

a:link, a:visited {
    text-decoration: none;
} 

a:hover, a:active {
    text-decoration: none;
}
/* Link color of the base link */
a:link {
    color: #009b77
}
/* Link color of visited link */
a:visited {
    color: #009b77
}
/* Link color on cursor hover */
a:hover {
    color: #AC77FF
}
/* Link color when link is clicked */
a:active {
    color: #FF4747
}

/*=== span settings ===*/
.arrow {
    display: inline-block;
    transition: transform 0.3s ease;
}

.arrow.arrow-spin {
    transform: rotate(90deg);
}

/*=== div settings ===*/
#div-main {
    width: 90%;
    max-width: 800px;
    margin: auto;
}

.div-folded {
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.3s ease-out;
}

#div-header {
    margin: auto;
}

#div-content {
    margin: auto;
    overflow: hidden;
}

#div-sidepanel {
    width: 17%;
    float: left;
    text-align: center;
    border: 2px solid #b1b1b1;
    overflow: auto;
    padding: 5px;
}

.divclass-info {
    width: 80%;
    float: right;
    border: 2px solid #b1b1b1;
    overflow: auto;
    height: 500px;
    display: none;
    padding: 5px;
}

#div-update {
    margin: auto;
}

/*=== img settings ===*/
.img-food {
    height: 50px;
}

/*=== others settings ===*/
th, td {
    border: 1px solid black;
    text-align: center;
    padding: 5px;
}