a {
    transition: color 0.2s;
}
.hidden {
    visibility: hidden;
}
#parentname {
    float: left;
}
#sidebar {
    float: right;
    margin-right: 5em;
    margin-top: -25px;
}
input#movname,
textarea#tags {
    width: 45em;
    height: 2em;
    border-radius: 20px;
    border: 5px solid #f5f5f5;
    outline: none;
    text-align: center;
}
#results {
    clear: both;
    text-align: center;
    padding: 2em;
}
#main {
    display: flex;
    flex-direction: column;
    align-items: center;
    justify-content: center;
    padding: 4%;
}
#generatebtn {
    text-align: center;
    padding: 15px;
}
.actbtn,
.rstbtn,
.subbtn {
    padding: 11px;
    border-radius: 20px;
    border: none;
    font-size: 15px;
    background: #7f7fd2;
    color: #fff;
    font-family: verdana;
    text-align: center;
    margin-right: 20px;
    font-weight: 800;
    cursor: pointer;
    outline: none;
}
.rstbtn:active,
.subbtn:active {
    background: orange;
}
p.selection {
    font-family: verdana;
    font-size: 20px;
}
.select {
    position: relative;
    display: block;
    width: 10em;
    height: 3em;
    line-height: 3;
    background: #7f7fd2;
    overflow: hidden;
    border-radius: 0.25em;
}
select {
    width: 100%;
    height: 100%;
    margin: 0;
    padding: 0 0 0 0.5em;
    color: #fff;
    cursor: pointer;
    text-align: center;
}
select::-ms-expand {
    display: none;
}
.select::after {
    content: "\25BC";
    position: absolute;
    top: 0;
    right: 0;
    bottom: 0;
    padding: 1em;
    background: #34495e;
    pointer-events: none;
}
.select:hover::after {
    color: #f39c12;
}
For different browsers -- > .select::after {
    -webkit-transition: 0.25s all ease;
    -o-transition: 0.25s all ease;
    transition: 0.25s all ease;
}
textarea#tags {
    width: 60em;
    height: 20em;
    resize: none;
}

div#name {
    text-align: center;
    width: 100%;
    max-width: 600px; /* Maximum width for the centered content */
}
div#selection2 {
    margin-top: 2.5em;
}
::placeholder {
    font-family: verdana;
    text-align: center;
    font-weight: 800;
    color: #ada6a6;
}
input#num {
    width: 4em;
    margin-top: 20px;
    text-align: center;
    margin-left: 36px;
    border: 2px solid #ada6a6;
    height: 2em;
    border-radius: 20px;
    outline: none;
}