*{
    margin: 0;
    padding: 0;
    font-family:'Open Sans',sans-serif;
}
body{
    background-color:black;   
}
.sideBar{
    overflow: hidden;
    background-color: #333;
    position: fixed; 
    top: 0; 
    width: 100%;
    z-index:1;
}
.sideBar a{
    float: left;
    text-align: center;
    display:block;
    padding: 15px;
    color: white;
    text-decoration: none;
    font-size: 25px;
}
.sideBar a:hover{
    color:#c20030;
    
}
.active {
    background-color:#555;
}
.sideBar a ion-icon{
    font-size:18px;
    margin-right:13px;
    color:white;   
}
.text-body{
    margin-top:25px;
    color:white;
}
.text-body #header-image {
    width: 100%;
    height:550px;
    position: relative;
    z-index: -1;
    -webkit-mask-image:linear-gradient(#000, rgba(0,0,0,0)) ;
    mask-image:linear-gradient(#000, rgba(0,0,0,1)) ;
}
.text-body #header{
    font-weight:800;
    position:absolute;
    text-align: center;
    font-size: 4em;
    left:50%;
    top:30%;
    transform:translate(-50%, -50%);
    color:white;
}
.text-body #intro{
    position:absolute;
    left:50%;
    top:45%;
    transform:translate(-50%, -50%);
    color:white;
    font-size:20px;
}
.main-points{
   margin-top:80px;
   margin-left:10%;
   width:400px;
   height:auto;
   transform: skewX(45deg);
   background-color:#af133a;
}
.main-points #blt-points{
    font-size:1.5em;
    font-weight:800;
    text-align:center;
    color:black;
    transform: skewX(-45deg);
}
.web-text{
    margin-top:10px;
    margin-left:14%;
    max-width:75%;
    color:#D0D0D0;
    font-size:25px;
}
.web-text a{
    color:white;
    text-decoration:none;
}
.web-text a:hover{
    text-decoration:underline;
}
#video-text{
    margin-top:35px;
    text-align:center;
    font-size:11px;
    font-weight:600;
}
.video{
    display: block;
    margin-left: auto;
    margin-right: auto;
    margin-bottom:35px;
}
.examplecode{
    display: flex;
    justify-content: center;
}
.examplecode img{
    width: 60%;
    height: 80%;
}
.recomended{
    margin-top:10px;
    margin-left:14%;
    max-width:75%;
    color:#D0D0D0;
    font-size:25px;
}
.recomended li{
    color:#D0D0D0;
    margin-top: 35px;
}
.btn{
    margin:10px;
    text-align:right;
}
.btn button{
    background-color:#af133a;
    width: 80px;;
    height: 30px;
    border-radius:5px;
    border: none;
    outline: none;
    cursor: pointer;
    box-shadow:3px 0 10px rgba(0,0,0,0.5);
    font-size: 1em;
    font-weight: 600;
}
.btn button:hover{
    background-color: #ddd;   
}