:root {
    --animatTime: .3s;
    --searchBoxSize: 50px;
}

body {
    background: linear-gradient(to bottom, rgba(255, 0, 0, 0.5), rgba(255, 0, 0, 0.1));
}

#app {
    width: 100%;
    height: 100%;
    display: flex;
    justify-content: center;
    align-items: center;
}

.search-bar {
    background-color: white;
    border-radius: 25px;
    overflow: hidden;
    min-width: var(--searchBoxSize);
    min-height: var(--searchBoxSize);
    display: flex;
    justify-content: center;
    align-items: center;
    transition: var(--animatTime) ease;
}
.search-bar:hover {
    box-shadow: 3px  white;
}

.search-bar input {
    border: none;
    height: var(--searchBoxSize);
    font-size: 20px;
    width: 0;
    transition: var(--animatTime) ease;
}
.search-bar input:focus {
    outline: none;
}

.search-btn {
    border: none;
    background: none;
    transform: translateX(-2px);
}
.search-btn:hover {
    cursor: pointer;
}


#app.active .search-bar {
    padding: 0 10px;
}

#app.active .search-bar input {
    display: block;
    width: 180px;
}