*{
    padding: 0px;
    margin: 0px;
}
body{
    height: 100vh;
    width: 100%;
    background-color: rgb(50, 50, 50);
}
.nav{
    height: 70px;
    width: 100%;
    background-color: #ebebeb;
    display: flex;
    align-items: center;
    justify-content: center;
    position: fixed;
    top: 0px;
    left: 0px;
    box-shadow: 0px 2px 5px gray;
}
.back{
    height: 70px;
    width: 13%;
    margin-left: 35px;
    margin-top: 15px;
    font-size: 40px;
    display: flex;
    align-items: center;
    justify-content: flex-start;
}
.heading{
    height: 70px;
    width: 74%;
    font-size: 30px;
    font-weight: 900;
    text-shadow: 2px 2px 5px white;
    display: flex;
    align-items: center;
    justify-content: center;
}
.free{
    height: 70px;
    width: 13%;
}
.cred{
    color: red;
    transition: .5s;
}
.cgreen{
    color: green;
    transition: .5s;
}
.cyellow{
    color: rgb(175, 175, 6);
    transition: .5s;
}
.cblue{
    color: blue;
    transition: .5s;
}
.cviolet{
    color: violet;
    transition: .5s;
}
.cbrown{
    color: brown;
    transition: .5s;
}
.caqua{
    color: aqua;
    transition: .5s;
}
.cblack{
    color: black;
    transition: .5s;
}

.content{
    height: 100vh;
    width: 100%;
    display: flex;
    flex-direction: column;
}
.firstrow{
    height: 300px;
    width: 100%;
    padding-top: 80px;
    display: flex;
}
.secondrow{
    height: 300px;
    width: 100%;
    padding-top: 80px;
    display: flex;
}
.n1video{
    height: 300px;
    width: 33%;
    background-color: rgb(0, 0, 0);
    border-radius: 10px;
    display: flex;
    flex-direction: column;
    align-items: center;
    margin: 10px;
}
.n1video span{
    margin-top: 15px;
    font-size: 28px;
    font-weight: 600;
    color: rgb(255, 255, 255);
}
.n2video{
    height: 300px;
    width: 33%;
    background-color: rgb(0, 0, 0);
    border-radius: 10px;
    display: flex;
    flex-direction: column;
    align-items: center;
    margin: 10px;
}
.n2video span{
    margin-top: 15px;
    font-size: 28px;
    font-weight: 600;
    color: rgb(255, 255, 255);
}
.n3video{
    height: 300px;
    width: 33%;
    background-color: rgb(0, 0, 0);
    border-radius: 10px;
    display: flex;
    flex-direction: column;
    align-items: center;
    margin: 10px;
}
.n3video span{
    margin-top: 15px;
    font-size: 28px;
    font-weight: 600;
    color: rgb(255, 255, 255);
}