:root {
    --color-primary: #0000ff;
}

html{
    font-size: 16px;
}
body {
    
    font-family:Arial, Helvetica, sans-serif; 
}
.row{
    display: flex;

}
h1 {
    font-size: 2rem;
    color: var(--color-primary);
}
p {
    color: var(--color-primary);
}
button {
    color: var(--color-primary);
    background-color: lightblue;
    border:1px none var(--color-primary);
    border-radius: 7px;
    font-size: 16px;
    cursor: crosshair;
    outline: none;
    padding: 1em;
    transition: background-color .2s, transform .2s;
    margin-left: 20px;
}

button:hover {
    background-color: red;
    transform: scale(1.2);
}
a{
    color: black;
    padding: 1em 3em;
    background-color: lightgrey;
    border-radius: 7px;
    text-decoration: darkgrey;
    transition: background-color 0.2s, color 0.2s;

}
a:hover{
  
    background-color:black;
    color:white;
}
img{
    width: 200px;
    height: auto;
}