div {
    ...
    overflow: hidden;
}

h1 {
    ...
    overflow: hidden; 
    text-overflow: ellipsis;
}

div {
    ...
    display: flex;
    align-items: center;
}

div {
    ...
    display: flex;
    align-items: center;

    flex-direction: row;
}

div {
    display: flex;
    justify-items: center;

    flex-direction: column;
}

div {
    display: flex;
    flex-direction: column;
    justify-content: space-between;
}

div {
    display: flex;
    align-items: flex-end;
}

div {
    display: grid;
    grid-gap: 20px;
    grid-template-columns: repeat(auto-fill, minmax(280px, 1fr));
    grid-auto-rows: minmax(150px, auto);
}

.shape {
    width: 100%;
    height: 100%;
    float: left;
    shape-outside: polygon(0 0, 0% 100%, 50% 50%);
}

.shape {
    width: 100%;
    height: 100%;
    float: left;
    shape-outside: circle(50% at 0 50%);
}

h1 {
    ...
    font-size: 5vw;
}

h1::first-letter {
    font-size: 150px;
    font-family: 'Fata background';
    font-weight: normal;
    color: yellow;
}

h1 {	
    text-decoration: underline;
    text-decoration-skip: ink;
    text-decoration-color: rebeccapurple;
}

h1 {
    text-decoration: underline;
    text-decoration-color: rebeccapurple;
    text-decoration-line: overline underline;
}

h1 {	
    color: royalblue;
    text-decoration-color: rebeccapurple;
    text-decoration-style: wavy;
    text-decoration-line: line-through;
}

div {
    border-color: #f98ca4;
    box-shadow:  
        0px 0px 0px 1px #2f3e9c,
        8px 8px 0px 0px #4ad9db;
}

h1 {
    color: #4ad9db;
    text-shadow: 
    -1px -1px 0 #2f3e9c,
    1px -1px 0  #2f3e9c,
    -1px 1px 0  #2f3e9c,
    1px 1px 0px #2f3e9c,
    1px 0px 0px #f98ca4,
    0px 1px 0px #f98ca4,
    2px 1px 0px #f98ca4,
    1px 2px 0px #f98ca4,
    3px 2px 0px #f98ca4,
    2px 3px 0px #f98ca4,
    4px 3px 0px #f98ca4,
    3px 4px 0px #f98ca4,
    5px 4px 0px #f98ca4,
    3px 5px 0px #2f3e9c,
    6px 5px 0px #2f3e9c;
}

@keyframes disco {
    0%   { background: #ece914; }
    20%  { background: #f92727; }
    40%  { background: #3434ff; }
    60%  { background: #7bf927; }
    80%  { background: #11d8df; }
    100% { background: #e41ed8; }
}

div {
    animation-name: disco;
    animation-timing: 1000ms;
    animation-iteration-count: infinite;
    animation-direction: alternate;
}

body {
    background-color: #ffff24;
    background-image: url('image.png');
    background-blend-mode: darken;
}

h1 {
    color: #bcff00;
    mix-blend-mode: color-dodge;
}