.span_3_of_3{width:100%}.span_2_of_3{width:66.13%}.span_1_of_3{width:31.6%}.span_1_of_3-about{width:28.4%;min-height:340px}@media only screen and (max-width:600px){.span_3_of_3{width:100%}.span_2_of_3{width:100%}.span_1_of_3,.span_1_of_3-about{width:100%}}