body {
    background-color: cyan;
}

h1 {
    filter: blur(1px);
}

h1:hover {
    transition: all 5s;
    filter: blur(5px);
}

a:hover {
    color:darkorange; 
    background-color: aliceblue;

    transition: all 5s;
}

a:link {
    text-decoration: none;
    color: #ffffff;
    transition: all 1s;
}

a:visited {
    text-decoration:double;
    color: #ffffff;
}

a:active {
    color: red;
}

.largetext {
    color: red;
    display: inline-block;
    transition: transform 1s;
}

.largetext:hover {
    transform: scale(2);
}

@keyframes spin {
    from { transform: rotate(0deg); }
    to { transform: rotate(360deg); }
}

.spin {
    display: inline-block;
    animation: spin 3s infinite linear;
}

.reveal {
    opacity:0;
    transition: all 1s;
}

.show:hover .reveal {
    opacity:1;
    transition: all 1s;
}

.hiddendiv {
    opacity: 0;
    width: 250px;
    height: 250px;
    transition: all 2s;
    text-align: center;
    padding-top: auto;
    padding-bottom: auto;
}

.hiddendiv:hover {
    opacity: 0.5;
    border-style:double;
    border-color: hotpink;
    background-color: chartreuse;
    transition: all 2s; 
    color: #000000;
}

.cat {
    filter: blur(0px);
    transition: filter 0.3s ease;
}

.cat:hover {
    filter: blur(3px);
}