body {
    background: url(./img/back.gif) repeat;
}

#navbar {
    margin: 0;
    padding: 0;
    list-style-type: none;
    width: 200px;
    float: right;
}
#navbar li, .wrap {
    border-left: 10px solid #666;
    border-bottom: 1px solid #666;
}
#navbar a, .wrap {
    background-color: #949494;
    color: #fff;
    padding: 5px;
    text-decoration: none;
    font-weight: bold;
    border-left: 5px solid #33ADFF;
    display: block;
}
#navbar a:hover {
    background-color: #666;
    border-left: 5px solid #3333FF;
}

* {
    box-sizing: border-box;
}

.wrap {
    width: 100%;
    /*margin: 100px auto;*/
    border: 1px solid silver;
    padding: 10px;
}

.wrap__item input {
    float: left;
    width: 70%;
}
.wrap__item button {
    float: right;
    width: 30%
}
.clearfix:after {
    content: "";
    display: block;
    clear: both;
}

.fade {
    opacity: 0;
    animation-name: fadeInOpacity;
    animation-iteration-count: 1;
    animation-timing-function: ease-out;
    animation-duration: 0.5s;
}

@keyframes fadeInOpacity {
    0% {
        opacity: 1;
    }
    100% {
        opacity: 0;
    }
}

/* Screen-reader only text */
.sr-only {
    position: absolute;
    width: 1px;
    height: 1px;
    padding: 0;
    margin: -1px;
    overflow: hidden;
    clip: rect(0, 0, 0, 0);
    white-space: nowrap;
    border: 0;
}

/* Win message */
.win-message {
    position: fixed;
    bottom: 20px;
    left: 50%;
    transform: translateX(-50%);
    background: #f976ab;
    color: #fff;
    padding: 12px 24px;
    border-radius: 8px;
    font-weight: bold;
    box-shadow: 0 4px 12px rgba(0, 0, 0, 0.3);
    z-index: 1000;
}

#mice img {
    cursor: pointer;
    transition: transform 0.1s ease;
}

#mice img:hover {
    transform: scale(1.05);
}

#mice img:focus {
    outline: 2px solid #33ADFF;
    outline-offset: 2px;
}