#main_content{
    margin-bottom: 50px;
}

#progress, #solution{
    margin-bottom: 75px;
}

#main_icon{
    background-image: url(../img/activity.png);
    background-position: center center;
    background-repeat: no-repeat;
}

#main_nav{
    text-align: right;
    padding-left: 5%;
    padding-right: 5%;
}

.nav_button{
    background: #1696d7;
    border: 1px solid #fff;
    margin: auto;
    margin-top: 5px;
    width: 110px;
}

.nav_button:hover{
    background: #f08734;
    border: 1px solid #fff;
}

div.item_slideshow{
    position: relative;
    display: block;
    margin: auto;
    padding: auto;
}

div.item{
    position: absolute;
    left: 0; right: 0; top: 0;
    opacity: 0;
    overflow: hidden;
    text-align: center;
    padding: 5px;
    padding-bottom: 25px;
    color: #02202f;
}

div.item.show{
    position: relative;
    transition: 0.5s opacity;
    opacity: 1;
}

#par0{
    text-align: left;
}

#par0 span{
	position: relative;
	z-index:1;
    pointer-events: auto;
}

#par0 span:hover{
	opacity: 0.5;
	cursor: pointer;
}

#par0 span.active:hover{
    opacity: 1;
}

#par0 span.active,
span.active{
    background: #93d0ef;
    font-family: Roboto-Bold;
	z-index: 0;
	padding: 2px;
    pointer-events: none;
}

span.correct{
    background: #5fcc5f;
    color: #0b415b;
    font-family: Roboto-Bold;
	z-index: 0;
	padding: 2px;
}

span.incorrect{
    background: #f54949;
    color: #0b415b;
    font-family: Roboto-Bold;
	z-index: 0;
	padding: 2px;
}

#reset{
    position: relative;
    background: #189adc;
    border: 1px solid #189adc;
    border-radius: 7px;
    width: 125px;
    margin: auto;
    padding: 5px;
    box-shadow: 2px 3px #0e6891;
    color: #fff;
    pointer-events: auto;
}

#reset:hover{
    box-shadow: 1px 2px #0e6891;
    cursor: pointer;
}

#reset:active{
    box-shadow: 2px 3px #0e6891;
}

.c, .i, .u{
    position: relative;
    display: inline-block;
    width: 10px;
    height: 10px;
    margin-right: 5px;
    border-radius: 5px;
    opacity: 1;
}
.c{ background:#5fcc5f;}
.i{ background:#f54949;}
.u{ background:#93d0ef;}

#progress table{
    position:relative;
    margin: auto;
}

#progress tr{
    padding: 5px;
}

#progress th{
    padding: 5px;
    padding-right: 10px;
    text-align: right;
}

#progress td{
    border: 2px solid #0b415b;
    border-radius: 5px;
    padding: 5px;
    width: 25px;
    text-align: center;
}