/* Applicable to Home Page */
 
body, html {
    height: 100%;
    margin: 0;
    background-image: url(../img/o3d-bkg-img.jpeg);
    background-repeat: no-repeat;
    background-size: 100% 100%;
   
    webkit-touch-callout: none; /* iOS Safari */
    -webkit-user-select: none; /* Safari */
     -khtml-user-select: none; /* Konqueror HTML */
       -moz-user-select: none; /* Firefox */
        -ms-user-select: none; /* Internet Explorer/Edge */
            user-select: none; /* Non-prefixed version, currently
                                  supported by Chrome and Opera */
}

.mainForm {
    /* width & height change with form, set in html */
    border: 1px solid lightgreen;
    margin-bottom: 10px;
    position: relative;  /* relative allows subforms to lineup one below the other in divFMs */
    font-family: "Lucida Grande", "Helvetica Nueue", Arial, sans-serif;
    
    /* Following needed for dragging */
    left: 0;
    top: 0;
}

#titleDivHome { /* home & features page*/
    background: transparent;
    position: absolute;
    overflow: hidden;
    text-align: center;
    font-size: x-large;
    font-family: "Arial", "Lucida Grande", "Helvetica Nueue", sans-serif;
    color: white;
	top: 27%; left: 0; right: 0px; width: 100%; height: 20%; margin: auto;
}

#titleDivOther { /* testimo, about, ..*/
    background: transparent;
    position: absolute;
    overflow: hidden;
    text-align: center;
    font-size: x-large;
    font-family: "Arial", "Lucida Grande", "Helvetica Nueue", sans-serif;
    color: white;
	top: 27%; right: 22%; margin: auto;
    width: 75%; height: 20%;
    max-width: 1020px; max-height: 450px;
}

#divDimmer {
	background-color: black;
	position: absolute;
	top:0;
	bottom: 0;
	left: 0;
	right: 0;
  	margin: auto;
    opacity: 0.6;
}
.alpha60 {
    /* Fallback for web browsers that don't support RGBa */
    background-color: rgb(0, 0, 0);
    /* RGBa with 0.6 opacity */
    background-color: rgba(0, 0, 0, 0.6);
}

#divVideo {
	position: absolute;
    background: red; /*transparent;*/
    width: 642px; height: 508px;
	max-width: 642px; max-height: 508px;
    background-color: black;
	left: 0; right: 0; margin: auto; top: 40%;
}

#demoVideo {
	position: relative;
    width: 642px; height: 508px;
	max-width: 642px; max-height: 508px;
    left: 0; right: 0; bottom: 0; margin: auto;
}

.formTitle {
    width: 100%;
    height: 26px;
    background-color: black;
    text-align: center;
    color: white;
    line-height: 26px;
}

.closingX {
    position: absolute;
    border-radius: 7px;
    width: 14px;
    height: 14px;
    border: 2px solid white;
    padding: 2px;
    padding-top: 1px;
    line-height: normal;
    color: red;
    background-color: red;
    right: 4px;
    font-family: arial;
    top: 2px;
    cursor: pointer;
    text-align: center;
}

.closingX:hover {
    background-color: lightgreen;
}

#divLogo {
    background-color: transparent;
    color: #f9bf43;
    font-size: 4em;
    text-align: left;
    position: absolute;
    top: 3%; left: 3%;
    width: auto;
    text-shadow: 2px 2px 8px blue;
}

#divAtLeft {
    position: absolute;
    background-color: transparent;
    height: 100%; width: 25%;
    /* Center and scale the image nicely */
    background-position: top;
    background-repeat: no-repeat;
    background-size: contain;   /* alt cover, contain */
}

.wrapperDiv {
    background: transparent;
    position: absolute;
    overflow: hidden;
	/*top: 30%; left: 0; right: 0px; width: 90%; height: 70%; margin: auto;*/
    top: 50%; left: 0; right: 0px; width: 90%; height: 50%; margin: auto;
}

.homeTxtContainer {
    border-radius: 25px;
    background: transparent;
    opacity: 0.6;
    position: absolute; /*relative;*/
    color: lavender; 
    overflow-x: hidden;
    overflow-y: auto;
    width: 75%; height: 90%;
    left: 0px; top: 0px;;
    font-size:xx-large;
    text-align: left;
}

.homeTxtDivs { /* for Home, Register, Sign up, Log in - OVERLAPPING DIVS */
    background: green;
    overflow-y: scroll;
    padding-left: 40px; padding-right: 40px;
    width: auto; height: 100%; top: 0px; left: 0px;
    font-size: 26px;
    color: lavender; text-align: left; 
}

.homeBtnContainer {
    /*
    background: transparent;
    position: absolute;
    width: 23%; height: 100%;
    font-size:xx-large;
    color: lavender; text-align: center;
    right: 0px; top: 0px;
    */
    background: transparent;
    position: absolute;
    width: 20%; height: 60%;
    font-size:xx-large;
    color: lavender; text-align: center;
    right: 0px; top: 40%;
}

#divChangeImg {
    position: absolute;
    background: transparent;
    
    width: 642px; height: 508px;
    max-width: 642px; max-height: 508px;
    left: 0; right: 0; margin: auto; top: 40%;
    
    /*background-image: url(../img/imgStart.png);*/
    background-image: url(../img/o3d-bkg-img-part.png);
    background-repeat: no-repeat;
    background-position: center;
    background-size:  cover;
}

#rtBtnDiv { /* holds Try it, Sign up, Log in buttons */
    position: absolute;
    background: transparent;
    top: 0; width: 100%;
}

.featuresContainer {
    position: absolute;
    border-radius: 25px;
    background: transparent;
    top: 35%; left: 5%; width: 72%; height: 60%;
    overflow-x: hidden;
    overflow-y: auto;
}
.featuresParentDiv { /* holds Features page points */
    position: absolute;
    background: transparent;
    top: 0; left: 0; width: 100%; height: 100%;
    display: table;
    border-spacing: 5px; border-collapse: separate;
}
.featuresChildDiv {
    font-family: "Lucida Grande", "Helvetica Nueue", Arial, sans-serif;
    font-size: large;
    color: white;
    display: table-row;
}
.photoTD {
    width: 30%;
    height: 25%;
    padding: 10px;
    color: lavender;
    font-size: 1.5em;
}

.infoContainer {
    position: absolute;
    background: transparent;
    top: 35%; right: 22%; margin: auto;
    width: 75%; height: 60%;
    max-width: 1020px; max-height: 550px;
    overflow-x: hidden;
    overflow-y: auto;
    
}
.testimoDiv {  /* holds testimonials page points */
    position: absolute;
    background: transparent;
    border: 4px solid #f9bf43;
    border-radius: 20px;
    font-family: "Lucida Grande", "Helvetica Nueue", Arial, sans-serif;
    font-size: large; padding: 20px; max-width: 350px;
    color: white;
}

.tryitEtc { /* Home buttons Try it, Sign up, Log in */
    padding: 10px 40px; 
    background: linear-gradient(#f9bf43, yellow); width: 100px;
    border-radius: 10px; position: absolute;
    font-size: 0.6em; text-align: center;
    color: mediumslateblue; cursor: pointer; left: 0px;
}
.tryitEtc:hover {
    background: linear-gradient(yellow, #f9bf43);
    color: black;
    font-weight: bolder;
}

.tryitEtcMath { /* Math buttons Try it, Log in */
    padding: 10px 40px; 
    background: linear-gradient(lightgreen, yellow); width: 110px;
    border-radius: 10px; position: absolute;
    font-size: 0.6em; text-align: center;
    color: mediumslateblue; cursor: pointer; left: 0px;
}
.tryitEtcMath:hover {
    background: linear-gradient(yellow, lightgreen);
    color: black;
    font-weight: bolder;
}

.licenseBtn { /* License Btn on Sign up & Buy Pages */
    padding: 10px 40px; 
    background: linear-gradient(#f9bf43, lightgreen); width: 100px;
    border-radius: 10px; position: absolute;
    font-size: 0.6em; text-align: center;
    color: mediumslateblue; cursor: pointer; left: 0px;
}
.licenseBtn:hover {
    background: linear-gradient(lightgreen, #f9bf43);
    color: black;
    font-weight: bolder;
}

.geomBtn { /* Shapes login Btn on Sign up & Buy Pages */
    padding: 10px 40px; 
    background: linear-gradient(#faebd7, aqua); width: 100px;
    border-radius: 10px; position: absolute;
    font-size: 0.6em; text-align: center;
    color: mediumslateblue; cursor: pointer; left: 0px;
}
.geomBtn:hover {
    background: linear-gradient(aqua, #faebd7);
    color: black;
    font-weight: bolder;
}

.divAtTopRight { /* holds Home, About, Contacts btns */
    border-bottom: 4px solid #f9bf43;
    position: absolute; 
    background: transparent; text-align: right;
    /*top: 2%; right: 0px; height: auto; width: 150px;*/
    top: 20%; right: 0px; height: auto; width: 100%;
}

.aboutEtc { /* Home buttons About, Terms, Privacy, Contacts */
    background: transparent; width: auto;
    position: relative; display: inline-block; padding-right: 30px;
    font-size: 1.6em; text-align: right; color: yellow;
    /*right: 0px;*/ cursor: pointer;
}
.aboutEtc:hover {
    color: yellow;
    text-decoration: overline;
}
.aboutEtc2 { /* Trusted by Teachers */
    background: transparent; width: auto; left: 3%;
    position: relative; display: inline-block; padding: 0 30px 0 20px;
    font-size: 1.6em; text-align: left; color: #f9bf43;
    font-style: italic;
    text-shadow: 2px 2px 2px blue;
}

.copyrightEtc {
    background: transparent; width: auto;
	position: absolute; padding: 10px;
	font-size: small; text-align: left; color: gray;
	bottom: 3px;
}
.copyrightEtc:hover {
    color: lavender;
}

.signupLabels { /* 1-User, 1-Teacher Yellow Labels */
    width: auto; height: auto; padding: 0 5px 0 5px;
    display: inline-block; border-radius: 5px;
    background-color: yellow; text-align: center;
    color: green;
}

.signupButtons { /* On Sign up page, Click to Proceed to Checkout */
    width: auto; display: inline-block;
    border: 2px solid gray; padding: 5px 10px 5px 10px;
    background: transparent;
    border-radius: 10px;
    font-size: x-large; text-align: center;
    color: slateblue; cursor: pointer;
}
.signupButtons:hover {
    border-color: yellow;
}

#slider { /* image in containerX above */
    position: absolute; left: 0px;
    object-fit: cover;
    width: 640px;
    height: 480px;
    opacity:1;
    transition: opacity 2s;
}

#slider.fadeOut {
    position: absolute; left: 0px;
    object-fit: cover;
    width: 640px;
    height: 480px;
    
    opacity:0;
}

#backImg {
    position: absolute; left: 0px;
    object-fit: cover;
    width: 640px;
    height: 480px;
}

.roundButton {
    background-color: transparent;
    border: 2px solid grey;
    border-radius: 20px;
    width: 40px; height: 40px;
    color: white;
    text-align: center;
    position: absolute;
    right: 0; top: 0; bottom: 0; margin: auto;
    font-size: large;
    cursor: pointer;
}

.roundButton:hover {
    border: 2px solid lightgreen;
}

.dot {
  height: 10px;
  width: 10px;
  background-color: yellow;
  border-radius: 50%;
  display: inline-block;
}