.content.act3{
	background-image: url('../img/Actividad3/SB_M_G10_U03_L01_escenario1.png');
}
.ins_btn,
.restart_btn{
	width: 133px;
	height: 32px;
	font-size: 0.93em;
	font-style: italic;
	color: white; 
	background-color: #66cccc;
	position: absolute;
	bottom: 10px;
	right: 60px;
	text-align: center;
	padding-top: 9px;
}
.restart_btn{
	background-color: #ffcc66;
	right: 300px;
	bottom: -40px;
}
.ins_popup{
	width: 1269px;
	height: 774px;
	background-repeat: no-repeat;
	background-position: center;
	background-image: url('../img/Actividad3/SB_M_G10_U03_L01_popup.png');
	-webkit-border-radius: 0px !important;
	-moz-border-radius: 0px !important;
	border-radius: 0px !important;
	box-shadow: none !important;
}
.ins_popup .title{
	font-style: italic;
	font-weight: bold;
	font-size: 3.25em;
	text-align: center;
	position: absolute;
	top: 0px;
	right: 42px;
	width: 811px;
	color: white;
	line-height: 1em;
}
.ins_popup ul.instructions{
	width: 821px;
	position: absolute;
	top: 223px;
	right: 43px;
	font-size: 1.88em;
	text-align: justify;
	letter-spacing: -1px;
}
.ins_popup ul.instructions li{
	margin-bottom: 16px;
	line-height: 1.3em;
}
.ins_popup ul.instructions li:nth-child(2){
	margin-bottom: 3px;
}
.ins_popup ul.instructions li img{
	display: inline-block;
	vertical-align: middle;
}
.ins_popup .note{
	font-size: 1.75em;
	color: black;
	font-style: italic;
	width: 784px;
	position: absolute;
	bottom: -10px;
	right: 42px;
	letter-spacing: -1px;
}
p.instruction{
	font-size: 2.31em;
	color: black;
	font-style: italic;
	font-weight: bold;
	width: 902px;
	text-align: center;
	position: absolute;
	top: -4px;
	left: 177px;
}
p.ins_buttons{
	font-size: 1.15em;
	color: black;
	font-style: italic;
	font-weight: bold;
	position: absolute;
	top: 90px;
	right: 15px;
	text-align: center;
	width: 500px;
}
.board{
	width: 700px;
	height: 390px;
	position: absolute;
	top: 90px;
	left: 17px;
	text-align: center;
}
.board img.angle,
.board img.context{
	margin-top: 15px;
}
.board.hide{
	overflow: hidden;
}
.protractor{
	position: absolute;
  	right: -489px;
  	top: 81px;
  	cursor: move;
  	width: 450px;
  	height: 450px;
  	-webkit-transform-origin: 50% 50%;
    -moz-transform-origin: 50% 50%;
    -o-transform-origin: 50% 50%;
    transform-origin: 50% 50%;
}
.against,.for{
	position: absolute;
	top: 155px;
	width: 73px;
	text-align: center;
}
.against img.disable,.for img.disable{
	opacity: 0.5;
	filter: alpha(opacity = 50); /* IE6,7 */
	-ms-filter: "alpha (opacity=50)"; /* IE8 */
  	-moz-opacity: 0.5; /* Firefox 1.5 */
   	-khtml-opacity: 0.5; /* Safari 1.x */
   	-webkit-opacity: 0.5;
   	cursor: default;
}
.against img.btn-hover,.for img.btn-hover{
	box-shadow: 4px 4px 14px -4px black;
	-webkit-border-radius: 50%;
	-moz-border-radius: 50%;
	border-radius: 50%;
}
.against .message, .for .message{
	color: black;
	border-top: 1px solid black;
	font-size: 0.87em;
	font-style: italic;
	width: 73px;
	padding-top: 5px;
	margin-top: 10px;
}
.against{
	right: 400px;
}
.for{
	right: 50px;
}
.menu{
	width: 705px;
	height: 58px;
	position: absolute;
	bottom: -46px;
	left: 17px;
}
.menu .exercise_btn,
.menu .context_btn,
.menu .check_btn{
	height: 56px;
	font-size: 2.38em;
	padding-top: 6px;
	text-align: center;
	color: white;
	font-style: italic;
	position: absolute;
}
.menu .exercise_btn{
	width: 231px;
	left: 0px;
	background-color: #99cc33;
}
.menu .context_btn{
	width: 200px;
	left: 250px;
	background-color: #66cccc;
}
.menu .check_btn{
	width: 231px;
	left: 470px;
	background-color: #ff9966;
}
.menu .exercise_btn.active-btn,
.menu .context_btn.active-btn,
.menu .check_btn.active-btn{
	font-weight: bold;
	text-decoration: underline;
	padding-top: 5px;
}
.exercise{
	width: 700px;
	height: 107px;
	position: absolute;
	bottom: 20px;
	left: 17px;
}
.angle_ans,
.radT_ans,
.radB_ans{
	position: absolute;
	border: 1px dashed #5d5d5d;
	font-size: 2.5em;
	text-align: center;
	padding: 0px;
}
.angle_ans{
	height: 47px;
	width: 80px;
	bottom: 30px;
	left: 269px;
}
.radB_ans,.radT_ans{
	width: 58px;
	height: 43px;
	right: 225px;
}
.radT_ans{
	top: 9px;
}
.radB_ans{
	top: 61px;
}
.exercise.wrong:before{
	content: url('../img/Actividad3/SB_M_G10_U03_L01_mal.png');
	width: 91px;
	height: 90px;
	position: absolute;
	right: 16px;
	top: 12px;
}
.exercise.right:before{
	content: url('../img/Actividad3/SB_M_G10_U03_L01_bien.png');
	width: 120px;
	height: 92px;
	position: absolute;
	right: 3px;
	top: 12px;
}
.board.e5 img.angle{
	margin-top: 140px;
}
.board.e6 img.context{
	margin-top: -63px;
}

