whoogle-search/app/static/css/main.css

@import url(https://fonts.googleapis.com/css?family=Open+Sans);

body {
    font-family: 'Open Sans', sans-serif;
}

.logo {
    width: 80%;
    display: block;
    margin: auto;
    padding-bottom: 10px;
}

.search-container {
    width: 80%;
    position: absolute;
    top: 50%;
    left: 50%;
    transform: translate(-50%, -50%);
    max-width: 600px;
}

.search-items {
    width: 100%;
    position: relative;
    display: flex;
}

#search-bar {
    width: 100%;
    border: 3px solid #685e79;
    padding: 5px;
    height: 40px;
    outline: none;
    font-size: 24px;
    color: #685e79;
    border-radius: 10px 10px 0 0;
    max-width: 600px;
    background: rgba(0,0,0,0);
}

#search-bar:focus{
    color: #685e79;
}

#search-submit {
    width: 100%;
    height: 40px;
    border: 1px solid #685e79;
    background: #685e79;
    text-align: center;
    color: #fff;
    cursor: pointer;
    font-size: 20px;
    align-content: center;
    align-items: center;
    margin: auto;
    border-radius: 0 0 10px 10px;
    max-width: 600px;
}

.config-div {
    padding: 5px;
}

.collapsible {
    background-color: rgba(0,0,0,0);
    color: #685e79;
    cursor: pointer;
    padding: 18px;
    width: 100%;
    border: none;
    text-align: left;
    outline: none;
    font-size: 15px;
    border-radius: 10px 10px 0 0;
}

.active {
    background-color: #685e79;
    color: white;
}

.collapsible:after {
    content: '\002B';
    color: #685e79;
    font-weight: bold;
    float: right;
    margin-left: 5px;
}

.active:after {
    content: "\2212";
    color: white;
}

.content {
    padding: 0 18px;
    max-height: 0;
    overflow: hidden;
    transition: max-height 0.2s ease-out;
    background-color: #685e79;
    color: white;
    border-radius: 0 0 10px 10px;
}

.open {
    padding-bottom: 20px;
}