make text bigger on hover css code example

Example 1: make text unselectable css

-webkit-user-select: none; /* Safari */        
-moz-user-select: none; /* Firefox */
-ms-user-select: none; /* IE10+/Edge */
user-select: none; /* Standard */

Example 2: css text larger on hover

#sname {
    margin-top: 100px;
    margin-bottom: 100px;
    color: rgba(1,1,1,0.7);
}

#sname a {
    font-weight: bold;
    font-size: 4em;
    transition: all 500ms;
}
    
#sname a:hover {
    font-size:88px;
    font-size-adjust: 20px;
}

*/
<div id="sname">
    <a href="#">test</a>
</div>
*/

Example 3: css make background visible in text

.transparency{
    background-color: rgba(255, 255, 0, 0.3); /* <-- this line is modified */
    display: block;
    margin: 0 auto;
    width: 300px;
    height: 500px;
}
.content{
    color: #000;
    text-align: center;
}
img{
    /* Set rules to fill background */
    min-height: 100%;
    min-width: 1920px;
    /* Set up proportionate scaling */
    width: 100%;
    height: auto;
    /* Set up positioning */
    position: fixed;
    top: 0;
    left: 0;  
    z-index:-1; /* <-- this line is added */
}