api-data.css

body{
margin:0;
min-height:100vh;
display:flex;
justify-content:center;
align-items:center;
background:#121212;
font-family:sans-serif;
color:white;
}

.container{
display:flex;
flex-direction:column;
align-items:center;
gap:20px;
text-align:center;
}

h1{
margin:0;
}

button{
padding:10px 20px;
border:none;
border-radius:8px;
background:#4CAF50;
color:white;
cursor:pointer;
font-size:15px;
transition:0.2s;
}

button:hover{
background:#43a047;
transform:scale(1.05);
}

#loader{
color:#aaa;
display:none;
}

#userCard{
display:flex;
justify-content:center;
}

.card{
background:#1e1e1e;
padding:30px 25px;
border-radius:14px;
width:280px;
box-shadow:0 10px 30px rgba(0,0,0,0.6);
display:flex;
flex-direction:column;
align-items:center;
gap:8px;
}

.card img{
width:100px;
height:100px;
border-radius:50%;
object-fit:cover;
margin-bottom:10px;
}

.card h3{
margin:0;
font-size:20px;
}

.card p{
margin:0;
color:#bbb;
}

color-pallete.css

body{
margin:0;
height:100vh;
display:flex;
justify-content:center;
align-items:center;
background:#121212;
color:white;
font-family:sans-serif;
}

.container{
text-align:center;
}

.controls{
margin-bottom:20px;
}

select,button{
padding:8px 12px;
margin:5px;
border:none;
border-radius:6px;
}

button{
background:#4caf50;
color:white;
cursor:pointer;
}

.palette{
display:flex;
gap:10px;
}

.color{
width:100px;
height:120px;
border-radius:8px;
display:flex;
justify-content:center;
align-items:end;
padding:10px;
font-weight:bold;
}

dark-light.css

body{
    margin:0;
    height:100vh;
    display:flex;
    justify-content:center;
    align-items:center;
    background:#f4f4f4;
    color:#222;
    transition:0.3s;
}

.container{
    text-align:center;
}

button{
    margin-top:20px;
    padding:12px 25px;
    border:none;
    border-radius:8px;
    font-size:16px;
    cursor:pointer;
    background:#222;
    color:white;
    transition:0.3s;
}

button:hover{
    transform:scale(1.05);
}

Dynamic List Creator.css

body{
    margin:0;
    height:100vh;
    display:flex;
    justify-content:center;
    align-items:center;
    background:#121212;
    font-family:Arial, Helvetica, sans-serif;
    color:white;
}

.container{
    background:#1e1e1e;
    padding:30px;
    border-radius:10px;
    width:350px;
    text-align:center;
    box-shadow:0 10px 30px rgba(0,0,0,0.5);
}

.input-box{
    display:flex;
    gap:10px;
    margin-top:20px;
}

input{
    flex:1;
    padding:10px;
    border:none;
    border-radius:6px;
    outline:none;
    background:#2a2a2a;
    color:white;
}

button{
    padding:10px 15px;
    border:none;
    border-radius:6px;
    background:#4caf50;
    color:white;
    cursor:pointer;
}

button:hover{
    background:#43a047;
}

ul{
    list-style:none;
    padding:0;
    margin-top:20px;
}

li{
    display:flex;
    justify-content:space-between;
    align-items:center;
    background:#2a2a2a;
    padding:10px;
    border-radius:6px;
    margin-top:10px;
}

.delete{
    background:#e53935;
    border:none;
    color:white;
    padding:5px 10px;
    border-radius:4px;
    cursor:pointer;
}

.delete:hover{
    background:#c62828;
}

image-gallery-switcher.css

body{
margin:0;
height:100vh;
display:flex;
justify-content:center;
align-items:center;
background:#121212;
font-family:sans-serif;
color:white;
}

.container{
text-align:center;
}

.main img{
width:600px;
height:350px;
border-radius:10px;
margin-bottom:20px;
object-fit:cover;
}

.thumbnails{
display:flex;
gap:10px;
justify-content:center;
}

.thumbnails img{
width:120px;
height:70px;
border-radius:6px;
cursor:pointer;
opacity:0.7;
transition:0.3s;
}

.thumbnails img:hover{
opacity:1;
transform:scale(1.05);
}

.active{
border:3px solid #4caf50;
opacity:1;
}