.foot_btn{
    width: 100%;
    background-color: #005aab;
    color: #ffffff;
    display: none;
}
@media screen and (max-width:425px){
	#smv_Area3{
		padding-bottom: 55px;
	}
    .foot_btn {
        display: flex;
        align-items: center;
		position: fixed;
		bottom: 0;
		left: 0;
		border-top: 1px solid #a1a1a3;
		z-index: 99;
    }
    .foot_btn a{
        width: 25%;
        display: block;
        text-align: center;
        padding: 5px 0;
    }
    .foot_btn a dl{
        margin: 0;
    }
    .foot_btn a dd{
        margin: 0;
    }
    .foot_btn a dl dt span.iconfont{
        color: #fff;
    }
    .foot_btn a:nth-child(1) dl dt span.iconfont,
    .foot_btn a:nth-child(3) dl dt span.iconfont{
        font-size: 30px;
    }
    .foot_btn a:nth-child(2) dl dt span.iconfont,
    .foot_btn a:nth-child(4) dl dt span.iconfont{
        font-size: 33px;
    }
    .foot_btn a dl dd{
        display: block;
        font-size: 15px;
        color: #fff;
        line-height: 15px;
        padding-top: 5px;
    }
}
@media screen and (max-width:375px){
    .foot_btn a:nth-child(1) dl dt span.iconfont, .foot_btn a:nth-child(3) dl dt span.iconfont {
        font-size: 27px;
    }
    .foot_btn a:nth-child(2) dl dt span.iconfont, .foot_btn a:nth-child(4) dl dt span.iconfont {
        font-size: 30px;
    }
    .foot_btn a dl dd {
        font-size: 14px;
        line-height: 14px;
    }
}
@media screen and (max-width:375px){
    .foot_btn a:nth-child(1) dl dt span.iconfont, .foot_btn a:nth-child(3) dl dt span.iconfont {
        font-size: 23px;
    }
    .foot_btn a:nth-child(2) dl dt span.iconfont, .foot_btn a:nth-child(4) dl dt span.iconfont {
        font-size: 30px;
    }
    .foot_btn a:nth-child(2) dl dt span.iconfont, .foot_btn a:nth-child(4) dl dt span.iconfont {
        font-size: 25px;
    }
}