iframe{
    height:600px;
    width:100%;
}
header{
    border-style
    background-image:
    }
    
content{
     border-style:;
     background-image: url("https://www.nursingworld.org/globalassets/practiceandpolicy/workforce/what-is-nursing/largeimage-anais-42.jpg");
    height:80%;
    width:70%;
}

footer{
     background-image:url("https://www.nursingworld.org/globalassets/practiceandpolicy/workforce/what-is-nursing/largeimage-anais-42.jpg"); 
}

.large-list{
    font-size:25px;
   font-weight:bold;
}
ol ul{
    font-size:18px;
    
}


div{
    flex:1;
    text-align: center;
    
		        
}

.footercolor{
    height:100px;
    width:100px;
}


.filtered-image{
    filter:normal(0%);
    filter:invert(100%);
    
}

    




img {
    height: 200px;  
}

img.nursing {
    animation: sepiaFilter 4s forwards;
}

@keyframes sepiaFilter {
    from {
        filter: sepia(0%);
    }
    
    to {
        filter: sepia(100%);
    }
}


.money {
    filter: grayscale(100%);
     border: 20px solid pink;
    padding: 50px 20px;
    width:50%;
    text-align:center;
}


.nursing{
    border: 20px solid pink;
    padding: 50px 20px;
    width:50%;
    text-align:center;
}

.light{
   
		        opacity:0.75;
		    }
		    .lighter{
		        opacity:0.5;
		    }
		    .lighest{
		        opacity:0.25;
		    
}