:root{
    --background: hsl(217, 54%, 11%);
    --card-bg: hsl(216, 50%, 16%);
    --line: hsl(215, 32%, 27%);
    --white: hsl(0, 0%, 100%);
    --primary-cyan: hsl(178, 100%, 50%);
    --primary-soft-blue: hsl(215, 51%, 70%); 
}

body{
    background: var(--background);
    font-family: 'Outfit', sans-serif;
    margin: 0;
}

.flex-wrapper {
    display: flex;
    min-height: 100vh;
    flex-direction: column;
    justify-content: space-between;
  }

main{
    align-content: center;
    margin-top: 10vh;
}

/*Default link styles*/

a{
    text-decoration: none;
    color: var(--white);
}

a:hover{
    color: var(--primary-cyan);

}

a.header-link {
    color: var(--white);
    text-decoration: none;
}

a.header-link:hover {
    color: var(--primary-cyan);
}

/* Default text styles */
 
h1, h2, h3{
    font-family: 'outfit', sans-serif;
    font-size: 1.6rem;
    color: var(--white);
}

p{
    font-size: 18px;
    font-weight: 300;
    color: var(--primary-soft-blue);
    line-height:1.5rem;
}

p.author{
    
}

hr{
    border-top: 1px solid var(--line);
}

.currency-text{
    color: var(--primary-cyan);
}



/* Card design */

.card{
    background: var(--card-bg);
    border-radius: 2rem;
    padding: 20px;
    width: 300px;
    position: relative;
    margin-inline: auto;
    box-shadow: 0px 0px 0px 15px rgba(0,0,0,0.05), 0px 20px 0px 9px rgba(0,0,0,0.01);
    -webkit-box-shadow: 0px 0px 0px 15px rgba(0, 0, 0, 0.05), 0px 20px 0px 9px rgba(0,0,0,0.01);
    -moz-box-shadow: 0px 0px 0px 15px rgba(0,0,0,0.05), 0px 20px 0px 9px rgba(0,0,0,0.01);
}

/* Image style*/
.hover-state {
    display: inline-block;
    position: relative;
    width: 100%;
 }

img.currency-image{
   opacity: 1;
   display: inline-block;
   width: 100%;
   transition: .5s ease;
   backface-visibility: hidden;
   border-radius: calc(2rem - 20px);
   vertical-align: middle;
}

.hovertext {
    position: absolute;
    top: 0px;
    height: 100%;
    transition: .5s ease;
    opacity: 0;
    width: 100%;
    text-align: center;
 }
 
 .hover-state:hover .hovertext {
    opacity: 1;
 }

 .caption{
    background-color: hsla(178, 100%, 50%, 0.6);
    cursor: pointer;
   color: white;
   font-size: 30px;
   height: 100%;
    font-weight: bolder;
    
   border-radius: calc(2rem - 20px);
}

.caption img{
    margin-top: 45%;
}


img.icon{
    display: inline-block;
    vertical-align: top;
    height:fit-content;
}



/* two col span*/
.one-col-span{
    display: flex;
    justify-content: flex-start;
    align-items: center;
}

.two-col-span{
    display: flex;
    justify-content: space-between;
    align-items: center;
    padding: 0px 10px;
}

.currency{
    display: flex;
    justify-content: flex-start;
    align-items: center;
    gap: 5px;
}

img.profile-picture{
    width: 2rem;
    border: 1px solid white;
    border-radius: 50%;
    margin-right: 20px;
}

/* Footer */
footer{
    display: flex;
    width: 100%;
    bottom: 0;
    justify-content: flex-end;
}