*
{
    box-sizing: border-box;
    margin: 0;
    padding: 0;
    font-family: 'Lato' , sans-serif;

}
body
 {
    background-color: black;

}
.nav-bar 
{
    color: white;
    border-bottom: 2px solid gray;
    height: 100%;
    padding: 0 30px;
    display: flex;
    justify-content: space-between;
    align-items: center;
}
.nav-logo 
{
    font-size: 30px;
    padding: 0 30px;

}
.nav-bar ul 
{
    list-style: none;
    height: inherit;
    line-height: 80px;
    padding: 0 50px;

}
.nav-bar ul li {
    display: inline-flex;
    justify-content: space-around;
    position: relative;


}
.nav-bar ul li a 
{
    text-decoration: none;
    padding: 0 30px;
    color: white;
    font-weight: bold;
    width: 110px;
     
}
.nav-bar ul li a::after
{
    content: '';
    width: 0%;
    height: 5px;
    background: white;
    position: absolute;
    top: 15%;
    left: 50%;
    transform: translateX(-50%);
    transition: 1s;
    
}
.nav-bar ul li a:hover::after
{
    width: 80%;

}
main 
{
    color: white;
    height: 100vh;

}
.content
{
    margin-top: 10%;
    margin-left: 100px;
    width: 40%;
    float: left;
}
h1
{
    font-size: 50px;
}
span
{
    color: orangered;
}
p
{
    margin-top: 10px;
}
.btns 
{
    margin-top: 20px;
    background: white;
    cursor: pointer;
    color: #191919;
    padding: 12px 12px;
    border: none;
    border-radius: 20px;
    margin-right: 20px;
    font-weight: bold;


}
.btns2
{
    margin-top: 20px;
    background: orangered;
    cursor: pointer;
    color: #191919;
    padding: 12px 12px;
    border: none;
    border-radius: 20px;
    margin-right: 20px;
    font-weight: bold;
   
}
.btns:hover , .btns2:hover
{
    filter: invert(0.2)
}
main img 
{
    width: 30%;
    float: right;
    margin-left: 100px;
    margin-top: 50px;
    filter: grayscale(1);
    transition: filter 2s;

}
main img:hover
{
    filter: grayscale(0);
}