.sb_container {
    overflow: hidden;
    /* width: 300px; */
    vertical-align: middle;
    white-space: nowrap;
    margin: 0 auto;
    padding-top: 10px;
}

.sb_container input.search {
    /* width: 280px; */
    height: 40px;
    background: #337AB7;
    border: none;
    font-size: 10pt;
    float: left;
    color: #fff;
    padding-left: 15px;
    -webkit-border-radius: 5px;
    -moz-border-radius: 5px;
    border-radius: 5px;
}

.sb_container input.search::-webkit-input-placeholder {
    color: white;
}

.sb_container input.search:-moz-placeholder { /* Firefox 18- */
    color: white;
}

.sb_container input.search::-moz-placeholder { /* Firefox 19+ */
    color: white;
}

.sb_container input.search:-ms-input-placeholder {
    color: white;
}

.sb_container button.icon {
    -webkit-border-top-right-radius: 3px;
    -webkit-border-bottom-right-radius: 3px;
    -moz-border-radius-topright: 5px;
    -moz-border-radius-bottomright: 5px;
    border-top-right-radius: 3px;
    border-bottom-right-radius: 3px;
    border: none;
    background: #f7f7f7;
    height: 40px;
    width: 40px;
    color: #4f5b66;
    opacity: 0;
    font-size: 10pt;
    -webkit-transition: all .55s ease;
    -moz-transition: all .55s ease;
    -ms-transition: all .55s ease;
    -o-transition: all .55s ease;
    transition: all .55s ease;
}

.sb_container:hover button.icon, .sb_container:active button.icon, .sb_container:focus button.icon {
    outline: none;
    opacity: 1;
    margin-left: -40px;
    background-repeat: no-repeat;
    background-position: center;
}

.sb_container:hover button.icon:hover {
    background: #f7f7f7;        
    background-repeat: no-repeat;
    background-position: center;
}