.container{padding: 0 20px;box-sizing: border-box}
#header .container span:nth-of-type(2){display: none}
.form{width: 100%}
#main.search{padding: 30px 0}
#main.search .form{display: flex;flex-direction: column;align-items: flex-start;box-sizing: border-box}
#main.search .form .item{width: 100%}
#main.search .form .btn-search{margin-top: 20px}