.button {
    padding: 0 8px;
    color: #2196f3;
    font: 500 14px/36px Roboto,helvetica,arial;
    cursor: pointer;
    border-radius: 3px;
    background: 0 0;
    display: block;
    width: 100%;
    transition: all 150ms;
}

.button:hover {
    background: #ECECEC;
}

/*SVG Icons*/
.icon {
    display: inline-block;
    fill: #fff;
}

/*Drawer hamburger menu*/
.btn--icon-hamburger {
    position: relative;
    width: 50px;
    height: 100%;
    display: inline-block;
    vertical-align: top;
}
.btn--icon-hamburger::before {
    content: '';
    position: absolute;
    background: #B8B8B8;
    top: 50%;
    margin-top: -1px;
    left: 34%;
    width: 25%;
    height: 2px;
    box-shadow: 0 -4px 0 #B8B8B8, 0 4px 0 #B8B8B8;
    transition: all 150ms;
}
.btn--icon-hamburger:hover::before {
    background: #616161;
    box-shadow: 0 -5px 0 #616161, 0 5px 0 #616161;
}

/*Top nav search icon*/
.btn--icon-search {
    display: inline-block;
    width: 10px;
    height: 10px;
    border: 2px solid #B8B8B8;
    border-radius: 50%;
    position: absolute;
    left: 0;
    top: 50%;
    margin-top: -6px;
    transition: all 150ms;
}
.btn--icon-search::after {
    content: '';
    position: absolute;
    width: 5px;
    height: 2px;
    background: #B8B8B8;
    right: -4px;
    bottom: -3px;
    transform: rotate(45deg);
}

.header__form:hover .btn--icon-search, .header__form__input:focus + .btn--icon-search {
    border-color: #2196F3;
}

.header__form:hover .btn--icon-search::after, .header__form__input:focus + .btn--icon-search::after {
    background: #2196F3;
}

/*Items 3 dots menu*/
.btn--icon-dots {
    display: inline-block;
    width: 32px;
    height: 32px;
    border-radius: 50%;
    position: relative;
    text-align: center;
    transition: background 150ms;
    line-height: 20px;
    vertical-align: middle;
    pointer-events: auto;
}
.btn--icon-dots::before {
    content: '';
    display: inline-block;
    width: 3px;
    height: 3px;
    background: #616161;
    box-shadow: 0 8px 0 #616161, 0 4px 0 #616161;
}
.btn--icon-dots:hover::before {
    background: #616161 !important;
    box-shadow: 0 8px 0 #616161, 0 4px 0 #616161 !important;
}
.btn--icon-dots:hover {
    background: #ECECEC;
}

/*Close Icon*/
.btn--icon-close {
    display: inline-block;
    width: 32px;
    height: 32px;
    border-radius: 50%;
    position: relative;
    text-align: center;
    transition: background 150ms;
}
.btn--icon-close:hover {
    background: #ECECEC;
}
.btn--icon-close::before, .btn--icon-close::after {
    content: '';
    display: inline-block;
    width: 14px;
    height: 2px;
    background: #616161;
    position: absolute;
    top: 50%;
    left: 50%;
    margin-top: -1px;
    margin-left: -7px;
    transform: rotate(45deg);
}
.btn--icon-close::after {
    transform: rotate(-45deg);
}

/*Plus Icon*/
.btn--icon-plus {
    display: inline-block;
    width: 32px;
    height: 32px;
    border-radius: 50%;
    position: relative;
    text-align: center;
    transition: all 150ms;
}
.btn--icon-plus.is--active {
    transform: rotate(45deg);
}
.btn--icon-plus:hover {
    background: #ECECEC;
}
.btn--icon-plus::before, .btn--icon-plus::after {
    content: '';
    display: inline-block;
    width: 14px;
    height: 2px;
    background: #2196F3;
    position: absolute;
    top: 50%;
    left: 50%;
    margin-top: -1px;
    margin-left: -7px;
}
.btn--icon-plus::after {
    transform: rotate(90deg);
}

/*Back Icon*/
.btn--icon-back {
    display: inline-block;
    width: 32px;
    height: 32px;
    border-radius: 50%;
    position: relative;
    text-align: center;
    transition: background 150ms;
}
.btn--icon-back:hover {
    background: #ECECEC;
}
.btn--icon-back::before, .btn--icon-back::after {
    content: '';
    display: inline-block;
    width: 10px;
    height: 2px;
    background: #2196F3;
    position: absolute;
    bottom: 12px;
    left: 50%;
    margin-left: -6px;
    transform: rotate(45deg);
}
.btn--icon-back::after {
    transform: rotate(-45deg);
    top: 12px;
}