/* 搜索框 */
.tt-search {
    max-width: 640px;
    margin: 0 auto;
    background: #f8f8f8;
}

/* 搜索状态中，覆盖内容区 */
.tt-search.on-focus {
    position: fixed;
    left: 0;
    right: 0;
    top: 0;
    bottom: 0;
    overflow-y: auto;
}

/* 处理有标题栏的情况 */
.tt-header~.tt-content .tt-search.on-focus {
    top: 2.3rem;
}

/* 处理有导航栏的情况 */
.tt-navbar~.tt-content .tt-search.on-focus {
    bottom: 2.5rem;
}

/* 搜索栏中的表单 */
.tt-search>.tt-search-form {
    display: flex;
    height: 2.3rem;
    align-items: center;
}

/* 输入框的容器 */
.tt-search>.tt-search-form>.tt-search-input-wrap {
    flex: 1;
    position: relative;
    padding: 0 .5rem;
}

/* 取消按钮 */
.tt-search>.tt-search-form>.tt-search-cancel {
    flex: 0 0 2.2rem;
    padding-right: .5rem;
    text-align: center;
    font-size: .7rem;
    display: none;
}

/* 对取消按钮的控制 */
.tt-search.on-focus>.tt-search-form>.tt-search-cancel {
    display: block;
}

/* 搜索图标 */
.tt-search .tt-search-icon {
    position: absolute;
    height: .8rem;
    line-height: .8rem;
    font-size: .7rem;
    left: 1rem;
    top: 0;
    bottom: 0;
    margin: auto;
    color: #ccc;
}

/* 输入框的样式 */
.tt-search .tt-search-input {
    box-sizing: border-box;
    width: 100%;
    height: 1.6rem;
    border: none;
    font-size: .8rem;
    padding-left: 1.5rem;
    background: #fff;
    border-radius: .2rem;
}

/* 清空按钮的样式 */
.tt-search .tt-search-clear {
    position: absolute;
    height: .8rem;
    line-height: .8rem;
    width: .8rem;
    font-size: .6rem;
    top: 0;
    bottom: 0;
    margin: auto 0;
    right: 1rem;
    border-radius: 50%;
    color: #fff;
    background: #ccc;
    display: none;
}

/* 对清空按钮的控制 */
.tt-search.on-focus .tt-search-input:valid+.tt-search-clear {
    display: block;
}

/* 搜索建议 */
.tt-search>.tt-search-suggest {
    display: none;
}

.tt-search.on-focus>.tt-search-suggest {
    display: block;
}

/* 搜索建议的内容 */
.tt-search>.tt-search-suggest>.tt-suggest-item {
    padding-left: 1rem;
    height: 2rem;
    line-height: 2rem;
    font-size: .8rem;
    background: #fff;
    border-bottom: 1px solid #eee;
    color: #333;
}