.max100{max-width: 100%;min-height: 0;}
.max90{max-width: 90%;min-height: 0;}
.max80{max-width: 80%;min-height: 0;}
.max70{max-width: 70%;min-height: 0;}
.max60{max-width: 60%;min-height: 0;}
.max50{max-width: 50%;min-height: 0;}
.max250{max-width:100px; min-width:0 ;}

.under_arrow{width:200px;}


@media screen and (max-width:480px) {
.under_arrow{width:100px;}
.max100{max-width: 100%;min-height: 0;}
.max90{max-width: 100%;min-height: 0;}
.max80{max-width: 100%;min-height: 0;}
.max70{max-width: 100%;min-height: 0;}
.max60{max-width: 100%;min-height: 0;}
.max50{max-width: 100%;min-height: 0;}



}