* {
    text-align: center;
    font-family: Verdana;
    background: #121212;
    color: #ccc;
}
body {
    height: 100%;
    overflow: hidden;
    margin: 0;
}
input {
    font-size: 30px;
    width: 150px;
    height: 40px;
    border: 1px gray dotted;
    border-radius: 100px;
}
input:placeholder-shown {
    font-size: 15px;
}
input::-webkit-outer-spin-button, input::-webkit-inner-spin-button {
    -webkit-appearance: none;
    margin: 0;
}
button {
    font-size: 30px;
    width: 200px;
    height: 40px;
    border: 1px gray dotted;
    border-radius: 100px;
}
#siur {
    height: 50px;
}
#siur:hover {
    background: #111111;
}
#minus, #show, #plus {
    height: 40px;
    width: 40px;
    border-radius: 20%;
    text-align: center;
    font-size: 30px;
}
header {
    height: 50px;
    background-color: #000;
}
header a {
    float: left;
    background-color: inherit;
    width: 50%;
    text-decoration: none;
}
header a:hover {
    cursor: pointer;
    background-color: #111;
    font-weight: bold;
}
header banner {
    font-size: 200%;
    font-weight: bold;
}
header lang {
    float: right;
    text-align: right;
}
header lang a {
    background-color: inherit;
}
header nav, header banner, header lang {
    width: 33%;
    text-align: center;
    background-color: inherit;
}
footer {
    background-color: #000;
    position: absolute;
    bottom: 0;
    width: 100%;
    height: auto;
}
footer p {
    list-style: none;
    display: inline;
    width: 20%;
    background-color: #000;
    padding: 5px 0 5px 0;
}