custom.css (for imageDB.php)

.nav-side-menu {
overflow: auto;
font-family: verdana;
font-size: 12px;
font-weight: 200;
background-color: #2e353d;
position: fixed;
top: 0px;
width: 300px;
height: 100%;
color: #e1ffff;
}
.nav-side-menu .brand {
    background-color: #23282e;
    line-height: 50px;
    display: block;
    text-align: center;
    font-size: 14px;
}
.nav-side-menu .toggle-btn {
    display: none;
}
.nav-side-menu ul,
.nav-side-menu li {
    list-style: none;
    padding: 0px;
    margin: 0px;
    line-height: 35px;
    cursor: pointer;
    /*
      .collapsed{
         .arrow:before{
                   font-family: FontAwesome;
                   content: "\f053";
                   display: inline-block;
                   padding-left:10px;
                   padding-right: 10px;
                   vertical-align: middle;
                   float:right;
              }
       }
  */
}
.nav-side-menu ul :not(collapsed) .arrow:before,
.nav-side-menu li :not(collapsed) .arrow:before {
    font-family: FontAwesome;
    content: "\f078";
    display: inline-block;
    padding-left: 10px;
    padding-right: 10px;
    vertical-align: middle;
    float: right;
}
.nav-side-menu ul .active,
.nav-side-menu li .active {
    border-left: 3px solid #d19b3d;
    background-color: #4f5b69;
}
.nav-side-menu ul .sub-menu li.active,
.nav-side-menu li .sub-menu li.active {
    color: #d19b3d;
}
.nav-side-menu ul .sub-menu li.active a,
.nav-side-menu li .sub-menu li.active a {
    color: #d19b3d;
}
.nav-side-menu ul .sub-menu li,
.nav-side-menu li .sub-menu li {
    background-color: #181c20;
    border: none;
    line-height: 28px;
    border-bottom: 1px solid #23282e;
    margin-left: 0px;
}
.nav-side-menu ul .sub-menu li:hover,
.nav-side-menu li .sub-menu li:hover {
    background-color: #020203;
}
.nav-side-menu ul .sub-menu li:before,
.nav-side-menu li .sub-menu li:before {
    font-family: FontAwesome;
    content: "\f105";
    display: inline-block;
    padding-left: 10px;
    padding-right: 10px;
    vertical-align: middle;
}
.nav-side-menu li {
    padding-left: 0px;
    border-left: 3px solid #2e353d;
    border-bottom: 1px solid #23282e;
}
.nav-side-menu li a {
    text-decoration: none;
    color: #e1ffff;
}
.nav-side-menu li a i {
    padding-left: 10px;
    width: 20px;
    padding-right: 20px;
}
.nav-side-menu li:hover {
    border-left: 3px solid #d19b3d;
    background-color: #4f5b69;
    -webkit-transition: all 1s ease;
    -moz-transition: all 1s ease;
    -o-transition: all 1s ease;
    -ms-transition: all 1s ease;
    transition: all 1s ease;
}
@media (max-width: 767px) {
    .nav-side-menu {
        position: relative;
        width: 100%;
        margin-bottom: 10px;
    }
    .nav-side-menu .toggle-btn {
        display: block;
        cursor: pointer;
        position: absolute;
        right: 10px;
        top: 10px;
        z-index: 10 !important;
        padding: 3px;
        background-color: #ffffff;
        color: #000;
        width: 40px;
        text-align: center;
    }
    .brand {
        text-align: left !important;
        font-size: 22px;
        padding-left: 20px;
        line-height: 50px !important;
    }
}
@media (min-width: 767px) {
    .nav-side-menu .menu-list .menu-content {
        display: block;
    }
    #main {
        width:calc(100% - 300px);
        float: right;
    }
}

body {
    margin: 0px;
    padding: 0px;
}